| Title | Clay mineralogy of active hydrothermal chimneys and an associated mound, Middle Valley, northern Juan de Fuca Ridge |
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| Author | Percival, J B ;
Ames, D E |
| Source | Crystallography, geochemistry, mineralogy, petrology, mineral deposits; by Martin, R F (ed.); Canadian Mineralogist vol. 31, pt. 4, 1993 p. 957-971 |
| Year | 1993 |
| Alt Series | Geological Survey of Canada, Contribution Series 43092 |
| Document | serial |
| Lang. | English |
| Media | paper |
| Province | Western offshore region |
| NTS | 102A |
| Area | Middle Valley; Juan de Fuca Ridge |
| Lat/Long WENS | -130.0000 -128.0000 49.0000 48.0000 |
| Subjects | geochemistry; mineralogy; marine geology; mineralogical analyses; clay mineralogy; saponite; smectite; illite; chlorite; vents; hydrothermal deposits; hydrothermal systems; anhydrite; scanning electron
microscope analyses; analyses; major element analyses; geochemical analyses; serpentine; Quaternary |
| Illustrations | sketch maps; photomicrographs; analyses |
| Released | 1993 01 01 |
| GEOSCAN ID | 182344 |
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