United States, California, San Bernardino, Eastern Mohave Desert: Marble Mountains, north end of range 0.5 mi S of I-40, 0.9 mi E of Kelbar Rd., along road to radio tower (Brown Butte 7.5' Quad)
34.7152 -115.669183 +-1000m.
34° 42.912' N 115° 40.151' W
874 meters
2868 ft
Rocky margins (volcanic) of sandy wash (mostly granitic), gravel