Paleoproterozoic metasedimentary rocks

Pelitic schist, quartz-muscovite schist, immature quartzite, and subordinate amphibolite; includes parts of Vadito Group in northern New Mexico, immature metasedimentary rocks of central New Mexico, and Bullard Peak Series mixed supracrustal rocks in Burro Mountains.
State New Mexico
Name Paleoproterozoic metasedimentary rocks
Geologic age Paleoproterozoic
Lithologic constituents
Metamorphic > Schist > Pelitic-schist
Metamorphic > Metasedimentary > Metaclastic > Quartzite
Metamorphic > Schist > Mica-schist > Muscovite-schist
Metamorphic > Amphibolite

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).

NGMDB product
Counties Bernalillo - Colfax - Grant - Hidalgo - Mora - Rio Arriba - Sandoval - San Miguel - Santa Fe - Sierra - Socorro - Taos - Torrance - Valencia