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Neoproterozoic-hosted Carlin-type mineralization in central Yukon, part 2: mineralization; Pinet, N; Sack, P; Mercier-Langevin, P; Davis, W J; Lavoie, D; Ardakani, O H; Komaromi, B A; Dubé, B; Cline, J S; Petts, D C; Jautzy, J; Jackson, S E; Percival, J B; Savard, M M; Brake, V I; in, Targeted Geoscience Initiative 5: contributions to the understanding of Canadian gold systems; Mercier-Langevin, P (ed.); Lawley, C J M (ed.); Castonguay, S (ed.). Geological Survey of Canada, Open File 8712, 2020 p. 299-314, https://doi.org/10.4095/326047 (Open Access).

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The National Mineral Reference Collection (NMC) digital spectral (VIS-NIR-SWIR) library, part II: REE-Nb-U-Th-bearing minerals; Percival, J B; Abraham, A C; Laudadio, A B; Sinclair, C D. Geological Survey of Canada, Open File 8619, 2019, 16 pages, https://doi.org/10.4095/315690 (Open Access).

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Geoenvironmental characterization of mine wastes from carbonatite-hosted niobium deposits: ferroniobium slag; Desbarats, A J; Percival, J B. Geological Society of America, Abstracts With Programs vol. 51, no. 5, 333346, 2019 p. 1, https://doi.org/10.1130/abs/2019AM-333346 (Open Access) (NRCan Cont.# 20190248).



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Quantifying fertile alteration in the Patterson Lake corridor, Saskatchewan, through visible-near infrared-shortwave infrared spectroscopy; Powell, J W; Potter, E G; Tschirhart, V; Percival, J B; Mount, S; McEwan, B; Ashley, R; Wheatley, K; in, Targeted Geoscience Initiative: 2018 report of activities; Rogers, N (ed.). Geological Survey of Canada, Open File 8549, 2019 p. 365-379, https://doi.org/10.4095/313671 (Open Access).

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Caracteristiques environnementales des rejets miniers et du drainage provenant d'un gisement de niobium de type carbonatite, Oka, Quebec; Desbarats, A J; Percival, J B; Venance, K E; Parsons, M B; in, Québec Mines+Énergie 2018 : résumés des conférences et des photoprésentations. Ministère de l'Énergie et des Ressources naturelles du Québec, Documents divers DV 2018-03, 2019 p. 48 (Open Access) (NRCan Cont.# 20190249).



Customized spectral libraries for effective mineral exploration: mining national mineral collections; Percival, J B; Bosman, S A; Potter, E G; Peter, J M; Laudadio, A B; Abraham, A C; Shiley, D A; Sherry, C. Clays and Clay Minerals 2018 p. 1-58, https://doi.org/10.1346/CCMN.2018.064103 (NRCan Cont.# 20170350).



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Uranium mobility in groundwater at historical mine sites in the Bancroft region of Ontario, Canada; Desbarats, A J; Percival, J B; Venance, K E; in, GSA Annual Meeting in Seattle, Washington, USA - 2017. Geological Society of America, Abstracts With Programs vol. 49, no. 6, 299-7, 2017 p. 1, https://doi.org/10.1130/abs/2017AM-299517 (Open Access) (NRCan Cont.# 20170185).



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Geophysical, geotechnical, geochemical, and mineralogical data sets collected in Champlain Sea sediments in the Municipality of Pontiac, Québec; Crow, H L; Alpay, S; Hinton, M J; Knight, R D; Oldenborger, G A; Percival, J B; Pugin, A J -M; Pelchat, P. Geological Survey of Canada, Open File 7881, 2017, 51 pages, https://doi.org/10.4095/301664 (Open Access).

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Morphology, mineralogy and geochemistry of gossans, Axel Heiberg Island, Nunavut; Percival, J B; Williamson, M -C; in, GEM 2 High Arctic Large Igneous Province (HALIP) activity: workshop report; Williamson, M -C (ed.). Geological Survey of Canada, Open File 8151, 2017 p. 22-26, https://doi.org/10.4095/300706 (Open Access).

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Mineral carbon MinC (%) from Rock-Eval analysis as a reliable and cost-effective measurement of carbonate contents in shale source and reservoir rocks; Jiang, C; Chen, Z; Lavoie, D; Percival, J B; Kabanov, P. Marine and Petroleum Geology vol. 83, (2017), 2017 p. 184-194, https://doi.org/10.1016/j.marpetgeo.2017.03.017 (ESS Cont.# 20160334).



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Integrated 3D model of magmatic-hydrothermal evolution of the Iron Mask Batholith Complex near the New Afton Mine; Schetselaar, E M; Bellefleur, G; Craven, J A; White, D; Thomas, M; Tschirhart, V L; Pilkington, M; Enkin, R J; Percival, J A; Percival, J B; in, Targeted Geoscience Initiative, 2016 report of activities; Rogers, N (ed.). Geological Survey of Canada, Open File 8199, 2017 p. 69-73, https://doi.org/10.4095/299596 (Open Access).

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Mineralogical Signature of the St. Lawrence Columbium Mine at Oka, Québec; Percival, J B; Venance, K E; Desbarats, A J; Parsons, M B; Bilot, I; Abraham, A C; Laudadio, A B; in, Proceedings of El1: The Transport and Fate of Contaminants in the Natural Environment, GAC-MAC Annual Meeting, Kingston, May. Geological Association of Canada-Mineralogical Association of Canada, Joint Annual Meeting, Programs with Abstracts vol. 40, (2017), 2017 (ESS Cont.# 20160348).



Customizing spectral libraries for effective mineral exploration ; Percival, J B; Bosman, S A; Potter, E G; Peter, J; Laudadio, A B; Abraham, A C; Shiley, D A; Sherry, C; in, Session: Role of Clay Minerals in the Quest for Mineral Resources 16th International Clay Conference (ICC). International Clay Conference, Field Excursion Guidebook vol. 7, (2017), 2017, 1 pages (ESS Cont.# 20160358).



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Geological and geochemical data from Mackenzie Corridor. Part V: New XRD data from Devonian cores and mineralogical characterization of mudrock units; Kabanov, P; Percival, J B; Bilot, I; Jiang, C. Geological Survey of Canada, Open File 8168, 2016, 23 pages, https://doi.org/10.4095/299435 (Open Access).

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Mineralogy of shales, central Sverdrup Basin; Bilot, I; Percival, J B; Laudadio, A; Kabanov, P; in, Geological and geochemical data from the Canadian Arctic Islands. Part XIV: compilation of rock-eval/TOC and mineralogical data from upper Paleozoic strata of the Sverdrup Basin; Galloway, B J. Geological Survey of Canada, Open File 8154, 2016 p. 9-26, https://doi.org/10.4095/299487 (Open Access).

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Highlights of regional geology and mineral potential from 2016 mapping in south Rae Province, NWT; Martel, E; Percival, J; Pehrsson, S J; Acosta-Góngora, P; Regis, D; Thiessen, E; Jamison, D; Neil, B; Knox, B; in, 44th Annual Yellowknife Geoscience Forum abstracts. Northwest Territories Geological Survey, Yellowknife Geoscience Forum Abstract and Summary Volume 2016, 2016 p. 92-93 (Open Access) (NRCan Cont.# 20190437).



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Groundwater chemistry of uranium-thorium-rare earth element deposits, Bancroft area, Ontario; Desbarats, A J; Percival, J B. Geological Survey of Canada, Open File 7992, 2016, 65 pages, https://doi.org/10.4095/297779 (Open Access).

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Mineralogy, petrography and autoradiography of selected samples from the Contact Lake and NICO areas, Great Bear Magmatic Zone, Northwest Territories (IOCG-GEM Project); Percival, J B; Potter, E G; Lauzière, K; Ijewliw, O; Bilot, I; Hunt, P; English, M L R; Olejarz, A D; Laudadio, A B; Enright, A; Robillard, K -L; Corriveau, L. Geological Survey of Canada, Open File 7755, 2016, 48 pages, https://doi.org/10.4095/297677 (Open Access).

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The National Mineral Reference Collection (NMC) Digital Spectral (VIS-NIR-SWIR) Library. Part I: The Kodama clay mineral collection; Percival, J B; Olejarz, A D; English, M L R; Belley, P M; Flynn, T; Laudadio, A B; Stirling, J A R. Geological Survey of Canada, Open File 7923, 2016, 24 pages, https://doi.org/10.4095/297564 (Open Access).

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Trace element mobility in mine waters from granitic pegmatite U-Th-REE deposits, Bancroft area, Ontario; Desbarats, A J; Percival, J B; Venance, K E. Applied Geochemistry vol. 67, 2016 p. 153-167, https://doi.org/10.1016/j.apgeochem.2016.02.010 (ESS Cont.# 20150266).



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Characteristics of glacial Lake McConnell clay, Great Slave Lowland, Northwest Territories; Aden, A A; Wolfe, S A; Percival, J B; Grenier, A. Geological Survey of Canada, Current Research (Online) 2015-7, 2015, 16 pages, https://doi.org/10.4095/296860 (Open Access).

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Detecting and mapping gossans using remotely-sensed data; Harris, J R; Williamson, M -C; Percival, J B; Behnia, P; Macleod, R; in, Environmental and economic significance of gossans; Williamson, M -C (ed.). Geological Survey of Canada, Open File 7718, 2015 p. 3-13, https://doi.org/10.4095/296574 (Open Access).

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Morphology of gossans in the Canadian Arctic Islands; Percival, J B; Williamson, M -C; McNeil, R J; Day, S J A; Harris, J R; in, Environmental and economic significance of gossans; Williamson, M -C (ed.). Geological Survey of Canada, Open File 7718, 2015 p. 58-73, https://doi.org/10.4095/296581 (Open Access).

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Arsenic mobility in mildly alkaline drainage from an orogenic lode gold deposit, Bralorne mine, British Columbia; Desbarats, A J; Parsons, M B; Percival, J B. Applied Geochemistry vol. 57, 2015 p. 45-54, https://doi.org/10.1016/j.apgeochem.2014.11.015 (ESS Cont.# 20140134).



The role of mineralogical research in mine site characterization; Percival, J B; Desbarats, A B; Venance, K E; Parsons, M B; in, AGU-GAC-MAC-CGU Joint Assembly 2015, abstracts listing / AGC-AGU-AMC-UGC Réunion conjointe 2015, abstracts listing. 2015 p. 116-117 (ESS Cont.# 20150002).



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Mineralogy and spectral signature of reactive gossans, Victoria Island, NT, Canada; Percival, J B; Williamson, M -C. Applied Clay Science vol. 119, 2015 p. 431-440, https://doi.org/10.1016/j.clay.2015.05.026 (ESS Cont.# 20150091).



Long-range correlations in redox potential distinguish bacterial ferrous iron oxidation; Enright, A M L; Hunt, P; Bilot, I; Percival, J B; Ferris, F G. Geological Association of Canada-Mineralogical Association of Canada, Joint Annual Meeting, Programs with Abstracts vol. 38, 2015 p. 83 (ESS Cont.# 20150124).



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Environmental and economic impact of oxide-sulphide gossans, Northwest Territories and Nunavut; Williamson, M -C; Percival, J B; Behnia, P; Harris, J R; Peterson, R C; Froome, J; Fenwick, L; Rainbird, R H; Bédard, J H; McNeil, R J; Day, S J; Kingsbury, C G; Grunsky, E; McCurdy, M W; Sheperd, J; Hillary, E M; Buller, G. Geological Survey of Canada, Open File 7486, 2014, 10 pages (1 sheet), https://doi.org/10.4095/293922 (Open Access).

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Detecting and mapping gossans using remotely-sensed data: a review; Harris, J R; Williamson, M C; Percival, J B; Behnia, P. Geological Association of Canada-Mineralogical Association of Canada, Joint Annual Meeting, Abstracts Volume vol. 37, 2014 p. 114 (ESS Cont.# 20130434).



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Morphology of gossans in the Canadian Arctic Islands; Percival, J B; Williamson, M -C; McNeil, R J; Harris, J. Geological Association of Canada-Mineralogical Association of Canada, Joint Annual Meeting, Abstracts Volume vol. 37, 2014 p. 219 (ESS Cont.# 20130475).



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Mineralogy and spectral reflectance of soils and tailings from historical gold mines, Nova Scotia; Percival, J B; White, H P; Goodwin, T A; Parsons, M B; Smith, P K. Geochemistry: Exploration, Environment, Analysis vol. 14, no. 1, 2013 p. 3-16, https://doi.org/10.1144/geochem2011-071 (ESS Cont.# 20100499).



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Baseline geochemistry and controls on mine drainage composition in the Bridge River Mining District, British Columbia; Parsons, M B; Little, M E; Desbarats, A J; Percival, J B; LeBlanc, K W G; Vaive, J E; Pelchat, P. Geological Survey of Canada, Open File 6435, 2013, 269 pages, https://doi.org/10.4095/292203 (Open Access).

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A test of the stability of Cd, Cu, Hg, Pb and Zn profiles over two decades in lake sediments near the Flin Flon Smelter, Manitoba, Canada; Percival, J B; Outridge, P M. Science of the Total Environment vol. 454-455, 2013 p. 307-318, https://doi.org/10.1016/j.scitotenv.2013.03.011 (ESS Cont.# 20110265).



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Regional geochemical mapping of oxide-sulphide gossans and their reactive zones in permafrost, Canadian Arctic Archipelago; Williamson, M C; Harris, J; Percival, J B; McNeil, R J; Day, S J A; Kingsbury, C; Grunsky, E; McCurdy, M; Buller, G; Shepherd, J; Hillary, B. Geological Society of America, Abstracts With Programs vol. 45, no. 7, 2013 p. 868 (ESS Cont.# 20130129).



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Mineralogy and economic potential of oxide-sulphide gossans, Canadian Arctic Islands; Percival, J B; Williamson, M C; in, XV International Clay Conference, abstracts; Sociedade Brasileira de Geoquimica. 2013 (ESS Cont.# 20130155).



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Hydrothermal alteration in hydro-fractured Athabasca Basin sandstone: distal expression of uranium mineralization?; Percival, J B; Bosman, S A; Potter, E G; Ramaekers, P; Venance, K E; Hunt, P A; Davis, W; Jefferson, C W. Exploration and Mining Geology vol. 21, 2013 p. 63-77 (ESS Cont.# 20130392).



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EXTECH IV mineralogical database: XRD, infrared and TEM analyses; Percival, J B; Jensen, T; Wasyliuk, K; Drever, G; Sader, J; Sarfi, M; Hunt, P A; Bibby, C; Wong, S; Enright, A. Geological Survey of Canada, Open File 6968, 2012, 39 pages, https://doi.org/10.4095/292112 (Open Access).

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Occurrence and environmental impact of oxide-sulphide gossans and their reactive zones in permafrost; Williamson, M -C; Harris, J; Percival, J B; Bédard, J; Froome, J; Peterson, R C; Rainbird, R; in, 40th Annual Yellowknife Geoscience Forum, abstracts of talks and posters; Watson, D M (ed.). Northwest Territories Geoscience Office, Yellowknife Geoscience Forum Abstracts Volume 2012, 2012 p. 51-52 (Open Access) (ESS Cont.# 20120291).



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Spectral analysis of gossans on Victoria Island, NT, Canada: implications for remote predictive mapping; Percival, J B; Williamson, M -C; Harris, J; Froome, J; Peterson, R; in, 33rd Canadian Symposium on Remote Sensing, abstracts; Canadian Symposium on Remote Sensing. 1049, 2012 p. 49 (ESS Cont.# 20120324).



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Downstream changes in antimony and arsenic speciation in sediments at a mesothermal gold deposit in British Columbia, Canada; Beauchemin, S; Kwong, Y T J; Desbarats, A J; MacKinnon, T; Percival, J B; Parsons, M B; Pandya, K. Applied Geochemistry vol. 27, no. 10, 2012 p. 1953-1965, https://doi.org/10.1016/j.apgeochem.2012.04.003 (NRCan Cont.# 20182617).



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Comparison of mercury and zinc profiles in peat and lake sediment archives with historical changes in emissions from the Flin Flon metal smelter, Manitoba, Canada; Outridge, P M; Rausch, N; Percival, J B; Shotyk, W; McNeely, R. Science of the Total Environment vol. 409, 2011 p. 548-563, https://doi.org/10.1016/j.scitotenv.2010.10.041 (ESS Cont.# 20100052).



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Geochemistry of mine waters draining a low-sulfide, gold-quartz vein deposit, Bralorne, British Columbia; Desbarats, A J; Parsons, M B; Percival, J B; Beauchemin, S; Kwong, Y T J. Applied Geochemistry vol. 26, 2011 p. 1990-2003, https://doi.org/10.1016/j.apgeochem.2011.06.029 (ESS Cont.# 20100459).



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Characterization of the flow and chemistry of Adit Drainage, Bralorne Mine, Bralorne, B.C.; Desbarats, A J; Parsons, M B; Percival, J B; Kwong, Y T J; Beauchemin, S. Geological Survey of Canada, Open File 6345, 2010, 38 pages; 1 CD-ROM, https://doi.org/10.4095/261502 (Open Access).

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Clay alteration of volcaniclastic material in a submarine geothermal system, Bay of Plenty, New Zealand; Hocking, M W A; Hannington, M D; Percival, J B; Stoffers, P; Schwarz-Schampera, U; de Ronde, C E J. Journal of Volcanology and Geothermal Research vol. 191, no. 3-4, 2010 p. 180-192, https://doi.org/10.1016/j.jvolgeores.2010.01.018 (ESS Cont.# 20110162).



Mobilization and attenuation of antimony at an inactive gold mine; Beauchemin, S; Kwong, Y T J; Parsons, M B; Desbarats, A; Percival, J B; Pratt, A; in, Proceedings, 10th International Conference on Biogeochemistry of Trace Elements : Frontiers in Trace Elements Research and Education. 2009 (ESS Cont.# 20080426).



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Origin of enigmatic beds in Proterozoic sandstone, Athabasca Basin, Saskatchewan, Canada; Percival, J B; Bosman, S A; Venance, K E; Hunt, P A; Ramaekers, P; Jefferson, C W; in, Micro et Nano Scientiæ Mare Magnum, XIV International Clay Conference, Book of abstracts, volume 1, Oral sessions; Associazione Italiana per lo Studio delle Argille. 2009 p. 192 (ESS Cont.# 20080583).



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Developing a geoenvironmental model for Canadian orogenic lode gold deposits; Parsons, M B; Desbarats, A J; Percival, J B; Kwong, Y T J; Bates, J L; in, Abstracts - AGS 2009 Colloquium and Annual General Meeting. Atlantic Geology vol. 45, 2009 p. 40-41 (ESS Cont.# 20080592).



A XAS study of arsenic speciation in waste materials from lode gold deposits; Percival, J B; Parsons, M B; Chen, N; Beauchemin, S; Kwong, Y T J; in, Micro et Nano Scientiæ Mare Magnum, XIV International Clay Conference, Book of abstracts, volume 1, Oral sessions; Associazione Italiana per lo Studio delle Argille. 2009 p. 266 (ESS Cont.# 20080632).



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Spectral reflectance retrieval for mineralogical and remote sensing analysis of historical gold mine tailings sites in Nova Scotia, comparisons and comments; White, H P; Percival, J B; in, Proceedings of the 30th Canadian Symposium on Remote Sensing / Comptes rendus du 30e symposium canadien sur la télédétection. 2009 p. 714-720 (ESS Cont.# 20090139).



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X-ray diffraction and infrared characterization of oxisols from central and southeastern Brazil; Nitzsche, R P; Percival, J B; Torrance, J K; Stirling, J A R; Bowen, J T. Clay Minerals vol. 43, no. 4, 2008 p. 549-560, https://doi.org/10.1180/claymin.2008.043.4.03 (ESS Cont.# 20080634).



Metals and health: how safe are we?; Percival, J B; Bobrowsky, P T. Geological Association of Canada-Mineralogical Association of Canada, Joint Annual Meeting, Abstracts Volume vol. 33, 2008 p. 133 (ESS Cont.# 20080630).



Mining and the Environment IV, conference report / L'exploitation minière et l'environnement IV; Percival, J B; Dumaresq, C D; Michel, F A. Geoscience Canada vol. 35, no. 1, 2008 p. 4-6 (ESS Cont.# 20080633).



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Environmental significance of oncoids and crypto-microbial laminates from the Late Paleoproterozoic Athabasca Group, Saskatchewan and Alberta; Yeo, G M; Percival, J B; Jefferson, C W; Ickert, R; Hunt, P; in, EXTECH IV: Geology and Uranium EXploration TECHnology of the Proterozoic Athabasca Basin, Saskatchewan and Alberta; Jefferson, C W (ed.); Delaney, G (ed.). Geological Survey of Canada, Bulletin no. 588, 2007 p. 315-323; 1 CD-ROM, https://doi.org/10.4095/223777 (Open Access).

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Comparison of geophysical, mineralogical, and stratigraphic attributes in drillholes MAC-218 and RL-88, McArthur River uranium camp, Athabasca Basin, Saskatchewan; Mwenifumbo, C J; Percival, J B; Bernius, G R; Elliott, B; Jefferson, C W; Wasyliuk, K; Drever, G; in, EXTECH IV: Geology and Uranium EXploration TECHnology of the Proterozoic Athabasca Basin, Saskatchewan and Alberta; Jefferson, C W (ed.); Delaney, G (ed.). Geological Survey of Canada, Bulletin no. 588, 2007 p. 507-520; 1 CD-ROM, https://doi.org/10.4095/223794 (Open Access).

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Clay alteration associated with an active seafloor epithermal-style alteration system, Bay of Plenty, New Zealand; Hocking, M W A; Percival, J B; Hannington, M D; in, EUROCLAY 2007, Abstract book. 2007 p. 77 (ESS Cont.# 20060689).



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XRD and IR characterization of oxisols from central and southeastern Brazil; Nitzsche, R P; Percival, J B; Torrance, J K; Stirling, J A R; Bowen, J T; in, EUROCLAY 2007, Abstract book. 2007 p. 246 (ESS Cont.# 20060690).



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Distribution of As, Ni and Co in tailings and surface waters in the Cobalt area, Ontario; Percival, J B; Kwong, Y T J; Dumaresq, C G; Michel, F A; in, Proceedings of the Mining and Environment IV International Conference - Sudbury 2007. 2007, 10 pages; 1 CD-ROM (ESS Cont.# 20060693).



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Environmental legacy of historical gold mining activities in Nova Scotia; Parsons, M B; Smith, P K; Goodwin, T A; Hall, G E M; Percival, J B; in, The Atlantic Geoscience Society/La Société Géoscientifique de l'Atlantique - 32nd Colloquium and Annual Meeting, program with abstracts. 2006 p. 58-59 (ESS Cont.# 2005621).



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Rapid in situ mineral analyses using field-portable short wave infrared spectrometers: uranium and diamond examples; Hauff, P; Percival, J B; in, Montréal 2006 : Planète Terre à Montréal, résumés / Montreal 2006: Planet Earth in Montreal, abstracts. GAC-MAC-CSPG-CSSS Joint Meeting, Abstracts vol. 31, 2006 p. 65 (ESS Cont.# 2005670).



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Asian dustfall in the St. Elias Mountains, Yukon, Canada; Zdanowicz, C; Hall, G; Vaive, J; Amelin, Y; Percival, J B; Girard, I; Biscaye, P; Bory, A. Geochimica et Cosmochimica Acta vol. 70, 2006 p. 3493-3507, https://doi.org/10.1016/j.gca.2006.05.005 (ESS Cont.# 20060047).



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Assessing and reducing risks from historical gold mine tailings in Nova Scotia, Canada; Parsons, M B; Smith, P K; Goodwin, T A; Hall, G E M; Percival, J B; Mroz, R; Doe, K G; Tay, K -L; Palace, V P; in, 7th International Symposium on Environmental Geochemistry: abstracts. Chinese Journal of Geochemistry (Ti chiu hua hsüeh ) vol. 25 (suppl), no. 1, 2006 p. 32-33, https://doi.org/10.1007/BF02839795 (ESS Cont.# 20060098).



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Speciation, transport, and fate of arsenic in the Seal Harbour gold district, Nova Scotia, Canada; Parsons, M B; Hall, G E M; Daniels, C; Corriveau, M C; Jamieson, H E; Smith, P K; Goodwin, T A; Percival, J B; Vaive, J E; Pelchat, P. Geological Society of America, Abstracts With Programs vol. 38, no. 7, 2006 p. 321 (ESS Cont.# 20060144).



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Provenance of eolian dusts and loess in the Icefield and Kluane Ranges, Yukon; Zdanowicz, C; Hall, G; Vaive, J; Percival, J; Girard, I; Davis, B; Amelin, Y; in, 35th Annual International Arctic Workshop, Program with abstracts. 2005, 1 pages (ESS Cont.# 2004401).



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Environmental legacy of historical gold mining activities in Nova Scotia; Parsons, M B; Smith, P K; Goodwin, T A; Hall, G E M; Sangster, A L; Percival, J B; in, GAC-MAC-CSPG-CSSS Halifax 2005, building bridges - across science, through time, around the world: abstracts / AGC-AMC-SCGP-SCSS Halifax 2005, Jeter des ponts entre les disciplines scientifiques, les époques, et unifier le monde : recueil des résumés. GAC-MAC-CSPG-CSSS Joint Meeting, Abstracts vol. 30, 2005 p. 148 (ESS Cont.# 2004426).



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A brief history of mercury and its environmental impact; Parsons, M B; Percival, J B; in, Mercury: sources, measurements, cycles, and effects; Parsons, M B (ed.); Percival, J B (ed.). Mineralogical Association of Canada, Short Course Series vol. 34, 2005 p. 1-20 (ESS Cont.# 2005123).



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Mercury: sources, measurements, cycles, and effects; Parsons, M B (ed.); Percival, J B (ed.). Mineralogical Association of Canada, Short Course Series vol. 34, 2005, 298 pages (ESS Cont.# 2005138).



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Preface; Parsons, M B; Percival, J B; in, Mercury: sources, measurements, cycles, and effects; Parsons, M B (ed.); Percival, J B (ed.). Mineralogical Association of Canada, Short Course Series vol. 34, 2005 p. xi-xii (ESS Cont.# 2005139).



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Methods for the sampling and analysis of geological materials for both total mercury and sequential extraction; Hall, G E M; in, Mercury: sources, measurements, cycles, and effects; Parsons, M B (ed.); Percival, J B (ed.). Mineralogical Association of Canada, Short Course Series vol. 34, 2005 p. 57-77 (ESS Cont.# 2005140).



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Speciation of inorganic mercury associated with solid matrices by thermal desorption coupled with ICP-MS; Lu, J; Grégoire, D C; in, Mercury: sources, measurements, cycles, and effects; Parsons, M B (ed.); Percival, J B (ed.). Mineralogical Association of Canada, Short Course Series vol. 34, 2005 p. 79-93 (ESS Cont.# 2005141).



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Using biological archives to discriminate natural from anthropogenic mercury in animals: a methodological review; Outridge, P M; in, Mercury: sources, measurements, cycles, and effects; Parsons, M B (ed.); Percival, J B (ed.). Mineralogical Association of Canada, Short Course Series vol. 34, 2005 p. 217-233 (ESS Cont.# 2005142).



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Arsenic and mercury contamination from historical gold mine tailings in Nova Scotia; Parsons, M B; Smith, P K; Goodwin, T A; Hall, G E M; Percival, J B; in, Mining Matters 2005; MacDonald, D R (ed.). Nova Scotia Department of Natural Resources, Mineral Resources Branch, Report ME 2005-2, 2005 p. 19 (Open Access) (ESS Cont.# 2005346).



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Natural sources of trace metals from minerals in soils near smelters in the Rouyn-Noranda, Quebec, and Sudbury, Ontario, areas; Rowe, R; Percival, J B; Hendershot, W H. Geological Survey of Canada, Current Research (Online) no. 2004-H1, 2004; 1 CD-ROM, https://doi.org/10.4095/215067 (Open Access).

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Transport and attenuation of arsenic, cobalt and nickel in an alkaline environment (Cobalt, Ontario); Percival, J B; Kwong, Y T J; Dumaresq, C G; Michel, F A. Geological Survey of Canada, Open File 1680, 2004; 1 CD-ROM, https://doi.org/10.4095/214977 (Open Access).

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Trans-Pacific transport of Asian desert dust: characterization of fallout in the St-Elias Mountains, Yukon, Canada; Zdanowicz, C; Amelin, Y; Girard, I; Hall, G; Percival, J; Vaive, J; Biscayne, P; Bory, A; in, AGU-CGU Joint Assembly, abstracts volume. Eos, Transactions of the American Geophysical Union vol. 85, no. 17, 2004, 1 pages (ESS Cont.# 2004409).



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Experiences with selective extraction procedures for iron oxides; Torrance, J K; Percival, J B; in, 2001. A clay odyssey: proceedings of the 12th International Clay Conference; Domínguez, E A (ed.); Mas, G R (ed.); Cravero, F (ed.). 2003 p. 219-226 (GSC Cont.# 27695).



Experiences with selective extraction procedures for iron oxides; Torrance, J K; Percival, J B; in, 2001. A clay odyssey: proceedings of the 12th International Clay Conference; Domínguez, E A (ed.); Mas, G R (ed.); Cravero, F (ed.). 2003 p. 219-226 (GSC Cont.# 2003294).



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Analysis of colour rhythmites in sensitive marine clays (Leda clay) from eastern Canada; Percival, J B; Aylsworth, J M; Fritz, A; in, 2001. a clay odyssey: proceedings of the 12th International Clay Conference; Domínguez, E A (ed.); Mas, G R (ed.); Cravero, F (ed.). 2003 p. 147-154 (GSC Cont.# 2003295).



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Chemical and mineralogical characteristics of milled coal, ashes, and stack-emitted material from Unit No. 5, Battle River coal-fired power station, Alberta, Canada; Goodarzi, F; Peel, W P; Huggins, F E; Brown, J R; Charland, J -P; Percival, J. Geological Survey of Canada, Bulletin 570, 2002, 155 pages, https://doi.org/10.4095/213901 (Open Access).

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Mineralogical aspects of three drill cores along the McArthur River transect using a portable infrared spectrometer; Percival, J B; Wasyliuk, K; Reif, T; Bernier, S; Drever, G; Perkins, C T; in, Summary of investigations 2002, volume 2, Saskatchewan Geological Survey. Saskatchewan Energy and Mines Miscellaneous Report 2002-4.2, D-14, 2002, 15 pages (Open Access) (GSC Cont.# 2002165).



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Clay oncoids and crypto-microbial laminites from the Late Paleoproterozoic Manitou Falls Formation, Athabasca Basin, Saskatchewan; Yeo, G; Percival, J B; Jefferson, C W; Bernier, S; Hunt, P; in, Summary of investigations, volume 2, Saskatchewan Geological Survey. Saskatchewan Energy and Mines Miscellaneous Report 2002-4.2, 2002, 9 pages (Open Access) (GSC Cont.# 2003292).



Mineralogical investigations of Canadian till and lake- and stream-sediment reference materials: part 1. Standardized X-ray diffraction and scanning electron microscope methods; Percival, J B; Hunt, P; Wygergangs, M. Geological Survey of Canada, Current Research (Online) no. 2001-E9, 2001, 20 pages, https://doi.org/10.4095/212692 (Open Access).

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Mineralogical investigations of Canadian till and lake- and stream-sediment reference materials: part 2. A comparison of four methods to determine semiquantitative mineralogy; Percival, J B; Knight, R D; Hunt, P. Geological Survey of Canada, Current Research (Online) no. 2001-E10, 2001, 22 pages, https://doi.org/10.4095/212693 (Open Access).

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The characterization of aliettite-bearing rocks of the Olympus mine, Stanleyville, Ontario; Sarfi, M; Percival, J B; Miles, N M; Ercit, S T; Hunt, P A. Geological Survey of Canada, Current Research (Online) no. 2001-D2, 2001, 17 pages, https://doi.org/10.4095/212120 (Open Access).

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Clay mineralogical study of indurated seafloor sediment samples from the Lihir area, Papua New Guinea; Obina, B; Percival, J B; Hunt, P A. Geological Survey of Canada, Current Research (Online) no. 2001-D21, 2001, 22 pages, https://doi.org/10.4095/212175 (Open Access).

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Alacranite, As4S4: a new occurrence, new formula, and determination of the crystal structure ; Burns, P C; Percival, J B. Canadian Mineralogist vol. 39, 2001 p. 809-818, https://doi.org/10.2113/gscanmin.39.3.809 (Open Access) (GSC Cont.# 1999253).



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Lithostratigraphy and mineralogy in the eastern Athabasca Basin, northern Saskatchewan: progress in year 2 of EXTECH IV; Jefferson, C W; Percival, J B; Bernier, S; Cutts, C; Drever, G; Jiricka, D; Long, D; McHardy, S; Quirt, D; Ramaekers, P; Wasyliuk, K; Yeo, G M; in, Summary of investigations 2001, volume 2, Saskatchewan Geological Survey. Saskatchewan Energy and Mines Miscellaneous Report 2001-4.2, 2001 p. 272-290 (Open Access) (GSC Cont.# 2003280).



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Synchrotron X-radiation study of illitic clays from the Cigar Lake uranium deposit, northern Saskatchewan ; Percival, J B; Skanthakumar, S; Soderholm, L; Burns, P C; Locock, A; in, Summary of investigations 2000, volume 2, Saskatchewan Geological Survey. Saskatchewan Energy and Mines Miscellaneous Report 2000-4.2, 2000 p. 173-177 (Open Access) (GSC Cont.# 2000161).



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Arsenic mobilization and attenuation in near-neutral drainage - implications for tailings and waste rock management for Saskatchewan uranium mines; Kwong, Y T J; Percival, J B; Soprovich, E A; in, Uranium 2000 - Process Metallurgy of Uranium: 30th Annual Hydrometallurgical Meeting; Özberk, E (ed.); Oliver, A J (ed.). 2000 p. 579-593 (GSC Cont.# 2003293).



Mineralogical investigation of a clay deposit for cosmetic and therapeutic purposes, Baie-St-Ludger, Quebec; Burton, C A; Percival, J B; Saulnier, D; in, Current research 1999-E / Recherches en cours 1999-E; Geological Survey of Canada. Geological Survey of Canada, Current Research no. 1999-E, 1999 p. 161-168, https://doi.org/10.4095/210862 (Open Access).

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Mineralogical investigation of sediments from a mercury-contaminated lake in northwestern Ontario; Percival, J B; Drouin-Brisebois, I; Lockhart, W L; in, Canadian Shield / Bouclier canadien; Geological Survey of Canada. Geological Survey of Canada, Current Research no. 1999-C, 1999 p. 233-240, https://doi.org/10.4095/210188 (Open Access).

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Clay mineral associations in sulphide-bearing volcanic rocks and sediments from the Lihir area Papua New Guinea; Percival, J B; Hannington, M D; Herzig, P M; Jonasson, I R; in, Clays for our future: Proceedings of the 11th International Clay Conference; Kodama, H (ed.); Mermut, A R (ed.); Torrence, J K (ed.). 1999 (GSC Cont.# 1998002).



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The compositional relation of selected clay sediments to late Pleistocene-Holocene depositional environments from Italy and China; Bonardi, M; Percival, J B; Tosi, L; in, Clays for our future: Proceedings of the 11th International Clay Conference; Kodama, H (ed.); Mermut, A R (ed.); Torrance, J K (ed.). 1999 p. 767-774 (GSC Cont.# 1998064).



Sudbury '99 Mining and the Environment II - L'exploitation minière: an integrated approach to planning and rehabilitation for the future; Percival, J B; Kwong, Y T J. Geoscience Canada vol. 26, no. 4, 1999 (GSC Cont.# 1999164).



Investigations of automated particle size analysis techniques; Lindsay, P J; Percival, J B; Tsai, A C; Wygergangs, M H M; in, Current research 1998-E / Recherches en cours 1998-E; Geological Survey of Canada. Geological Survey of Canada, Current Research no. 1998-E, 1998 p. 173-182, https://doi.org/10.4095/209963 (Open Access).

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The chemical and physical characteristics of heavy metals in humus and till in the vicinity of the base metal smelter at Flin Flon, Manitoba, Canada; Henderson, P J; McMartin, I; Hall, G E; Percival, J B; Walker, D A. Environmental Geology vol. 34, no. 1, 1998 p. 39-58, https://doi.org/10.1007/s002540050255 (GSC Cont.# 1996356).



Measurement of physical properties of sediments; Percival, J B; Lindsay, P; in, Manual of physico-chemical analysis of aquatic sediments; Mudroch, A (ed.); Azcue, J M (ed.); Mudroch, P (ed.). 1997 p. 7-45 (GSC Cont.# 39395).



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A regional overview of some clays and industrial minerals, southern Quebec; Chagnon, A; Percival, J B; McDonald, A M; Lalonde, A E; Brun, J; Aysworth, J M; Lawrence, D E. International Clay Conference, Field Excursion Guidebook F8, 1997, 48 pages (GSC Cont.# 1997063).



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A regional overview of some clays and industrial minerals, southern Quebec; Chagnon, A; Percival, J B; McDonald, A M; Lalonde, A; Brun, J; Aylsworth, J M; Lawrence, D E; in, Fieldguide, 11th International Clay Conference; Association International Pour L'Etude des Argiles. 1997, 48 pages (ESS Cont.# 2005359).



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Arsenic in surface waters, Cobalt, Ontario; Percival, J B; Dumaresq, C G; Kwong, Y T J; Hendry, K B; Michel, F A; in, Canadian Shield / Bouclier canadien; Geological Survey of Canada. Geological Survey of Canada, Current Research no. 1996-C, 1996 p. 137-146, https://doi.org/10.4095/207451 (Open Access).

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Petrophysical testing of limestone samples from former Yugoslavia; Katsube, T J; LeCheminant, G M; Percival, J B; Scromeda, N; Walker, D; Das, Y; in, Eastern Canada and national and general programs / Est du Canada et programmes nationaux et généraux; Geological Survey of Canada. Geological Survey of Canada, Current Research no. 1996-D, 1996 p. 139-146, https://doi.org/10.4095/207484 (Open Access).

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Long-term performance of illite as an effective barrier to uranium migration; Percival, J B; Cramer, J J; Smellie, J A T; in, Proceedings of the International Conference on Deep Geological Disposal of Radioactive Waste; Canadian Nuclear Society. 1996 p. 5/93-5/102 (GSC Cont.# 1996132).



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Clay mineralogy and geochemistry; Percival, J; in, Final report of the AECL/SKB Cigar Lake analog study; Cramer, J J (ed.); Smellie, J A T (ed.). Atomic Energy of Canada Limited, Report no. 10851, 1994 p. 51-64 (GSC Cont.# 26192).



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Clay Mineralogy and Isotope Geochemistry of the Alteration Halo At the Cigar Lake Uranium Deposit; Percival, J B; Bell, K; Torrance, J K. Canadian Journal of Earth Sciences vol. 30, no. 4, 1993 p. 689-704, https://doi.org/10.1139/e93-056 (Open Access) (GSC Cont.# 48590).



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Clay mineralogy of active hydrothermal chimneys and an associated mound, Middle Valley, northern Juan de Fuca Ridge; Percival, J B; Ames, D E; in, Crystallography, geochemistry, mineralogy, petrology, mineral deposits; Martin, R F (ed.). Canadian Mineralogist vol. 31, pt. 4, 1993 p. 957-971 (GSC Cont.# 43092).



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Arsenopyrite and Loellingite in the Fire Tower Zone Porphyry Tungsten - Molybdenum Deposit, Mount Pleasant, New Brunswick; Durocher, K E; Sinclair, W D; Percival, J B; Taylor, R P; in, Current Research, Part E / Recherches En Cours, Partie E; Geological Survey of Canada. Geological Survey of Canada, Paper no. 92-1E, 1992 p. 373-380, https://doi.org/10.4095/133592 (Open Access).

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Geochemical studies in the Howe Sound drainage basin, British Columbia; Percival, J B; Mudroch, A; Hall, G E M; Dunn, C E; in, Current Research, Part A, Cordillera and Pacific Margin / Recherches En Cours, Partie A, Cordillere Et Marge Du Pacifique; Geological Survey of Canada. Geological Survey of Canada, Paper no. 92-1A, 1992 p. 1-11, https://doi.org/10.4095/132781 (Open Access).

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Reconnaissance geochemical studies in the Howe Sound drainage basin; Dunn, C E; Percival, J B; Hall, G E M; Murdoch, A; in, Proceedings of the Howe Sound Environmental Science Workshop; Levings, C D (ed.); Turner, R B (ed.); Ricketts, B (ed.). Canadian Technical Report of Fisheries and Aquatic Sciences no. 1879, 1992 p. 89-99 (GSC Cont.# 36591).



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The selective extraction of trace metals from wallrock in open-pits, Athabasca Basin; Percival, J B; in, Environmental Management for Mining: Annual Saskatchewan Conference: Proceedings. 1992 p. 1-18 (GSC Cont.# 29792).



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Preliminary Assessment of Wallrock Alteration in Uranium Open - Pit Mines, Athabasca Basin, Saskatchewan: Mineralogical and Chemical Characterization; Percival, J B; in, Current Research, Part C, Canadian Shield / Recherches En Cours, Partie C, Bouclier Canadien; Geological Survey of Canada. Geological Survey of Canada, Paper no. 91-1C, 1991 p. 25-34, https://doi.org/10.4095/132557 (Open Access).

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On the Development of a Sequential Extraction Procedure With Application To Leachability Problems; Percival, J B; Torrance, J K; Bell, K; in, Acid Mine Drainage, Designing For Closure; Gadsby, J W (ed.); Malick, J A (ed.); Day, S J (ed.). 1990 p. 51-62 (GSC Cont.# 18490).



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Clay mineralogy, geochemistry, and partitioning of uranium within the alteration halo of the Cigar Lake uranium deposit, Saskatchewan, Canada; Percival, J B. 1989, https://doi.org/10.4095/293988 (Open Access).

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Origin of lacustrine clays in the Great Slave Lowlands, Northwest Territories, Canada and implications for terrain stability; Percival, J B; Wolfe, S A; Grenier, A; in, XV International Clay Conference, abstracts. (ESS Cont.# 20120425, Submitted for publication).



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Downhole nuclear magnetic resonance logging in glaciomarine sediments near Ottawa, Ontario, Canada; Crow, H; Enkin, R; Percival, J B; Russell, H A J. Near Surface Geophysics (NRCan Cont.# 20190651, Awaiting reprint from author).



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Direct comparison of U-Pb carbonate and K-Ar illite fault dating methods; Mottram, C M; Kellett, D A; Barresi, T; Zwingmann, H; Friend, M; Todd, A; Percival, J B. Geology (NRCan Cont.# 20200143, Awaiting reprint from author).