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Animas Formation

Animas Formation; in northeast San Juan Basin
StateNew Mexico
NameAnimas Formation
Geologic agePhanerozoic | Mesozoic Cenozoic | Cretaceous Tertiary
Original map labelTKa
Primary rock typeclay or mud
Secondary rock typetuff
Other rock typesclastic
Lithologic constituents
Major
Igneous > Volcanic (Pyroclastic, tuff)no lith description on map assumed clay is from alteration of volcanics, not unconsolidated.
Map references
Anderson, O.J., Jones.G.E., and Green, G.N., compilers, 1997, Geologic map of New Mexico: U.S. Geological Survey Open-File Report 97-52.
Unit references
Anderson, O.J., Jones.G.E., and Green, G.N., compilers, 1997, Geologic map of New Mexico: U.S. Geological Survey Open-File Report 97-52.
Geographic coverageRio Arriba - San Juan

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