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Carboniferous - Calaveras formation (10) |
Geology -- United States --Maps (10) |
Neogene - unnamed strata (7) |
Cretaceous - unnamed strata (6) |
Geology--California--Maps (6) |
Jurassic - Mariposa formation (3) |
Triassic - Mariposa formation (3) |
Cretaceous - Mariposa slates (2) |
Neogene - Ione formation (2) |
Geology -- California -- Alpine County -- Maps (1) |