Publication information

Geological Survey of Canada
Open File 8017

Regional Lake Sediment and Water Geochemical Data, Labrador, Newfoundland and Labrador (NTS 13-L, 14-C, 14-E, 14-F, 14-L, 23-J, 23-O, 24-A, 24-H and 24-I)

M.W. McCurdy

© Her Majesty the Queen in Right of Canada, as represented by the Minister of Natural Resources, 2016

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doi:10.4095/297812

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Recommended citation

McCurdy, M.W., 2016. Regional lake sediment and water geochemical data, Labrador, Newfoundland and Labrador (NTS 13-L, 14-C, 14-E, 14-F, 14-L, 23-J, 23-O, 24-A, 24-H and 24-I); Geological Survey of Canada, Open File 8017, 1 zip file. doi:10.4095/297812

Contents

New analytical data for 65 elements are being made available from the reanalysis of 2,075 lake sediment samples collected between 1982 and 1985 throughout northern Labrador.

Directory structure

GSC OF 8017 NOTES.pdf

Text describing methods of collection, analysis, quality control and data presentation accompanying this open file is in Adobe Portable Document Format (PDF).

APPENDIX 1 GSC OF 8017 FIELD & ANALYTICAL DATA.xlsx

Worksheet				Contents
-------------------------------------------------------------------------------------
Field Data (1982, 1983, 1985)		site specific field observations including geographic coordinates
Reanalysis ICP Data (2015)	New ICP-MS analytical data for lake sediment samples originally collected and analyzed in 1982, 1983 and 1985
LOI (1982, 1983, 1985)	Original loss-on-ignition analytical data for lake sediment samples collected in 1982, 1983 and 1985
Water Data (1982, 1983, 1985)	Original F and pH data for lake surface waters collected in 1982, 1983 and 1985

APPENDIX 2 GSC OF 8017 QUALITY CONTROL.xlsx

Worksheet		Contents
-------------------------------------------------------------------------------------
		
Table A1 Accuracy – LKSD-1	Compares accepted values for Certified Reference Material LKSD-1 with results from reanalysis of Labrador samples
Table A2 Accuracy – LKSD-2	Compares accepted values for Certified Reference Material LKSD-2 with results from reanalysis of Labrador samples
Table A3 Accuracy – LKSD-3	Compares accepted values for Certified Reference Material LKSD-3 with results from reanalysis of Labrador samples
Table A4 Accuracy – LKSD-4	Compares accepted values for Certified Reference Material LKSD-4 with results from reanalysis of Labrador samples
Table A5 Precision		Provides an estimate of precision using analytical duplicate pairs
Table A6 ANOVA	Simple pair ANOVA estimates derived from field duplicate pairs of the proportion of total variability due to each of sampling and analysis 
Certified Reference Data	Certified reference material data used to estimate accuracy
Analytical Duplicate Data	Analytical data used to estimate precision
Field Duplicate Data		Field duplicate data used for ANOVA estimates

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Digital Topographic Data from Natural Resources Canada

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Author contact information

Martin McCurdy (martin.mccurdy@canada.ca)
Geological Survey of Canada
601 Booth St.
Ottawa, ON
K1A 0E8

Availability information

This publication is available for free download through GEOSCAN (http://geoscan.nrcan.gc.ca/).