State | New Mexico |
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Name | Animas Formation |
Geologic age | Paleocene and upper Cretaceous |
Lithologic constituents | Major
Igneous > Volcanic > Mafic-volcanic > Andesite (Volcaniclastic, Pyroclastic-tuff)no lith description on map - description from GEOLEX - volcaniclastic sediments, primarily composed of andesite.
Sedimentary > Clastic > Mixed-clastic > Conglomerate-sandstone (Tuffaceous)no lith description on map - description from GEOLEX
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References | Green, G.N., Jones, G.E., and Anderson, O.J., 1997, The Digital Geologic Map of New Mexico in ARC/INFO Format: U.S. Geological Survey Open-File Report 97-0052, 9 p., scale 1:500,000.https://pubs.er.usgs.gov/publication/ofr9752 USGS Geologic Names lexicon found at: http://ngmdb.usgs.gov/Geolex/https://ngmdb.usgs.gov/Geolex/search |
NGMDB product | |
Counties | Rio Arriba - San Juan |