Poison Canyon Formation

Proximal conglomerates and sandstones in western Raton Basin; generally lacking coal beds. Cretaceous beds mostly restricted to subsurface.
State New Mexico
Name Poison Canyon Formation
Geologic age Paleocene and upper Cretaceous
Lithologic constituents
Sedimentary > Clastic > ConglomerateGEOLEX - fluvial in origin
Sedimentary > Clastic > SandstoneGEOLEX - fluvial in origin

New Mexico Bureau of Geology and Mineral Resources, 2003, Geologic Map of New Mexico, scale 1:500,000 (includes some new polygons, faults, and attributes not in NM001 - heads up digitizing by JHorton).

USGS Geologic Names lexicon found at: http://ngmdb.usgs.gov/Geolex/


NGMDB product
Counties Colfax - Taos