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Upper middle Tertiary basaltic andesites and andesites of the Mogollon Group

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Includes Bearwallow Mountain Andesite and basaltic andesite of Mangas Mountain; also near vent basaltic lavas and shallow intrusions in the Chuska Mountains.
State New Mexico
Name Upper middle Tertiary basaltic andesites and andesites of the Mogollon Group
Geologic age Lower Miocene and uppermost Oligocene (22-26 Ma)
Lithologic constituents
Major
Igneous > Volcanic > Mafic-volcanic > Andesite (Flow, Dike or sill)
Igneous > Volcanic > Mafic-volcanic > Basaltic-andesite (Flow, Dike or sill)
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
Counties Catron - Grant - Hidalgo - San Juan - Sierra - Taos