- Mineral Resources
- Online Spatial Data
- National Mineral Resource Assessment 1998
Mineral assessment tracts in Ferry county, Washington
[Additional scientific data in this geographic area]
- NR01: Skarn Cu (18b) (Mesozoic - Tertiary) , covers 4 % of this area
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- NR05: Skarn Au, truncated (b1930) (Mesozoic) , covers 4 % of this area
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- NR14: Alkaline Au-Te (22b) (Cretaceous) , covers 39 % of this area
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- NR17: Massive sulfide, Besshi (24b) (Mesozoic) , covers 0.2 % of this area
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- NR18: Massive sulfide, kuroko (28a) (Permian - Triassic) , covers 4 % of this area
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- NR21: Epithermal vein, Comstock (25c) (Tertiary) , covers 22 % of this area
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- NR27: Hot-spring Au-Ag (25a) (Tertiary) , covers 22 % of this area
- The number of undiscovered deposits in this tract was not estimated.
- NR32: Sediment-hosted Au (26a) (Phanerozoic) , covers < 0.1 % of this area
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- NR38: Sedimentary exhalative Zn-Pb (31a) (Paleozoic) , covers 0.7 % of this area
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- NR43: Mississippi Valley, minor (32a + 32b) (Paleozoic) , covers < 0.1 % of this area
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- NR44: Low-sulfide Au-quartz vein (36a) (Mesozoic) , covers 4 % of this area
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