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Age/Period unspecified - Lincoln porphyry; Elk Mountain porphyry; Quail porphyry (1) |
Archean - unnamed strata (1) |
Cambrian - Sawatch quartzite (1) |
Carboniferous - Maroon formation; Weber formation (1) |
Geology -- United States --Maps (1) |
Geology--Colorado--Eagle County--Maps (1) |
Geology--Colorado--Summit County--Maps (1) |
Jurassic - Wyoming formation (1) |
Neogene - unnamed strata (1) |
Triassic - Wyoming formation (1) |