Upper middle Tertiary rhyolitic pyroclastic rocks of the Mogollon Group, ash-flow tuffs (NMTurp;0)

Upper middle Tertiary rhyolitic pyroclastic rocks of the Mogollon Group, ash-flow tuffs

Regional ash-flow tuffs include the La Jencia, Vick's Peak, Lemitar, South Canyon, Bloodgood Canyon, Shelley Peak, Davis Canyon, Park, Rhyolite Canyon, Apache Springs, and Amalia Tuffs; the tuffs of Horseshoe Canyon, Diamond Creek, Garcia Camp, Caronita Canyon, Turkey Springs, and Little Mineral Creek; and the Jordan Canyon Formation. Includes some locally erupted lavas and tuffs within thick intra-caldera units; includes minor volcaniclastic sedimentary units between thin outflow sheets.

State	New Mexico
Name	Upper middle Tertiary rhyolitic pyroclastic rocks of the Mogollon Group, ash-flow tuffs
Geologic age	Upper Oligocene (24-30 Ma)
Lithologic constituents	Major Igneous > Volcanic > Felsic-volcanic > Rhyolite (Flow, Pyroclastic-ash flow, Pyroclastic-tuff) Minor Sedimentary > Clastic (Tuffaceous)Minor volcaniclastic sedimentary units between thin outflow sheets.
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
NGMDB product	NGMDB product page for 59219 NGMDB product page for 22974
Counties	Catron - Colfax - Grant - Hidalgo - Luna - Rio Arriba - Sierra - Socorro - Taos

Upper middle Tertiary rhyolitic pyroclastic rocks of the Mogollon Group, ash-flow tuffs

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.