U.S.A., New Mexico, Rio Arriba, Carson National Forest and Vicinity: ca 2 to 3 air mi NW of Tres Piedras, Palmer Canyon to granite batholith SE of Tom Bryan Canyon.
36.6732 -105.9934
36.6732° N, 105.9934° W to 36.665° N, 105.9926° W to 36.6617° N, 105.982° W; uncertainty 0.25 mi.; T28N R9E S15 W1/4; also South1/2 S9 and N1/2 S16;