U.S.A., Wyoming, Fremont, Gas Hills Mining District; ca 4.2 air mi SSW of intersection of Gas Hills Road (Wyo 136) with Ore Road (main road through Gas Hills Mining District).
42.7443 -107.6321 +-3219m.
42.7443° N, 107.6321° W; uncertainty 2 mi.; T32N R90W S17; also S18