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Cretaceous - Lewis shale; Mesaverde formation; Mancos shale; Dakota sandstone (1) |
Geology -- United States --Maps (1) |
Geology--Colorado--La Plata County--Maps (1) |
Geology--Colorado--Montezuma County--Maps (1) |
Jurassic - Mc. Elmo formation; La Plata sandstone; Dolores formation (1) |
Neogene - unnamed strata (1) |
Paleogene - unnamed strata (1) |
Triassic - Mc. Elmo formation; La Plata sandstone; Dolores formation (1) |