- Mineral Resources
- Online Spatial Data
- National Mineral Resource Assessment 1998
Mineral assessment tracts in Riverside county, California
[Additional scientific data in this geographic area]
- PC03: Skarn Cu (18b) (Mesozoic) , covers 10 % of this area
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- PC08: Porphyry Cu (17) (Mesozoic) , covers 37 % of this area
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- PC18: Massive sulfide, Sierran kuroko (28a.1) (Mesozoic) , covers 0.8 % of this area
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- PC35: Hot-spring Au-Ag (25a) (Tertiary) , covers 5 % of this area
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- PC40: Low-sulfide Au-quartz vein (36a) (Mesozoic) , covers 39 % of this area
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- SB01: Skarn Cu (18b) (Mesozoic - Tertiary) , covers 3 % of this area
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- SB03: Skarn Cu (18b) (Mesozoic - Tertiary) , covers < 0.1 % of this area
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- SB06: Porphyry Cu (17) (Mesozoic - Tertiary) , covers 50 % of this area
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- SB17: Porphyry Cu-Au (20c) (Laramide) , covers < 0.1 % of this area
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- SB18: Polymetallic replacement + skarn Zn-Pb (19a + 18c) (Mesozoic - Tertiary) , covers 3 % of this area
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- SB20: Polymetallic replacement + skarn Zn-Pb (19a + 18c) (Mesozoic - Tertiary) , covers < 0.1 % of this area
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- SB24: Distal disseminated Ag-Au (19c) (Mesozoic - Tertiary) , covers < 0.1 % of this area
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- SB27: Epithermal vein, Comstock (25c) (Tertiary) , covers 1 % of this area
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- SB31: Epithermal vein, Sado (25d) (Tertiary) , covers 1 % of this area
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- SB32: Epithermal vein, quartz-alunite (25e) (Tertiary) , covers 1 % of this area
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- SB36: Hot-spring Au-Ag (25a) (Tertiary) , covers 1 % of this area
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- SB37: Hot-spring Au-Ag (25a) (Tertiary) , covers 9 % of this area
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