- Mineral Resources
- Online Spatial Data
- National Mineral Resource Assessment 1998
Mineral assessment tracts in Grant county, Oregon
[Additional scientific data in this geographic area]
- PC01: Skarn Cu (18b) (Mesozoic - Tertiary) , covers 19 % of this area
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- PC02: Skarn Au, truncated (b1930) (Mesozoic) , covers 19 % of this area
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- PC06: Porphyry Cu (BC-AK) (17) (Mesozoic - Tertiary) , covers 62 % of this area
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- PC09: Massive sulfide, Cyprus (24a) (Paleozoic - Mesozoic) , covers 15 % of this area
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- PC13: Massive sulfide, kuroko (28a) (Permian) , covers 19 % of this area
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- PC20: Epithermal vein, Comstock (25c) (Tertiary) , covers 0.7 % of this area
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- PC21: Epithermal vein, Comstock (25c) (Tertiary) , covers 16 % of this area
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- PC28: Hot-spring Au-Ag (25a) (Tertiary) , covers 0.7 % of this area
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- PC29: Hot-spring Au-Ag (25a) (Tertiary) , covers 16 % of this area
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- PC38: Low-sulfide Au-quartz vein (36a) (Mesozoic) , covers 19 % of this area
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