- Mineral Resources
- Online Spatial Data
- National Mineral Resource Assessment 1998
Mineral assessment tracts in Archuleta county, Colorado
[Additional scientific data in this geographic area]
- CR02: Skarn Cu (18b) (Middle Tertiary) , covers 28 % of this area
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- CR03: Skarn Cu (18b) (Middle Tertiary) , covers 0.1 % of this area
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- CR06: Skarn Zn-Pb (18c) (Middle Tertiary) , covers 28 % of this area
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- CR09: Porphyry Cu (17) (Middle Tertiary) , covers 61 % of this area
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- CR10: Porphyry Cu (17) (Middle Tertiary) , covers 0.3 % of this area
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- CR16: Polymetallic replacement (19a) (Middle Tertiary) , covers 28 % of this area
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- CR17: Polymetallic replacement (19a) (Late Tertiary) , covers 28 % of this area
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- CR18: Polymetallic replacement (19a) (Middle Tertiary) , covers 0.1 % of this area
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- CR26: Epithermal vein, quartz-adularia (25c + 25d) (Tertiary) , covers 22 % of this area
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- CR29: Epithermal vein, quartz-alunite (25e) (Tertiary) , covers 22 % of this area
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- CR31: Hot-spring Au-Ag (25a) (Tertiary) , covers 53 % of this area
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- CR32: Hot-spring Au-Ag (25a) (Tertiary) , covers 0.7 % of this area
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