United States, California, San Bernardino, BLMSilurian Hills, south side near center. East of Riggs Mine and Riggs site. North of D111/ Riggs Road; North-northwest of junction of D111 and D1211.; Silurian Hills 7.5' quad. San Bernardino meridian
35.50797 -116.05926 NAD83
T16N R9E S6 center of N1/2
613 meters
2009ft.
Base of exposed bedrock dryfall in canyon. Steep rocky hillsides with rock outcrops. Canyon drainage sloping ca. 20 degrees, sides sloping ca. 40 degrees. Canyon facing S22W, sides facing east-southeast and west-northwest. Paleozoic limestone or dolomite. Occasional on rock outcrop.