State Texas
Name Granite
Geologic age preCambrian (Proterozoic); Grenville Series
Lithologic constituents
Igneous > Plutonic > Granitic (Batholith)
Comments Franklin Mtns: Red Bluff Granite, medium to coarse grained, massive, pink to red, disintegrates readily on weathering; intrudes all other Precambrian rocks. Southern Hueco Mtns.: granite coarse grained, red. (from Geologic Atlas of Texas, Van Horn-El Paso Sheet, 1968)
Stratigraphic units Red Bluff Granite

Bureau of Economic Geology, 1968, Van Horn-El Paso Sheet, Geologic Atlas of Texas: Bureau of Economic Geology, The University of Texas at Austin, scale 1:250,000.

Bureau of Economic Geology, 1992, Geologic Map of Texas: University of Texas at Austin, Virgil E. Barnes, project supervisor, Hartmann, B.M. and Scranton, D.F., cartography, scale 1:500,000.

NGMDB product
Counties El Paso - Hudspeth