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Cretaceous - unnamed strata (5) |
Geology -- United States --Maps (5) |
Geology--California--Maps (5) |
Carboniferous - Calaveras formation (4) |
Neogene - Ione formation (3) |
Jurassic - Mariposa formation (2) |
Neogene - unnamed strata (2) |
Triassic - Mariposa formation (2) |
Carboniferous - Mariposa slate; Calaveras formation (1) |
Jurassic - Mariposa slate; Calaveras formation (1) |