United States, California, San Bernardino, BLMMarble Mountains: Mojave Trails Natl. Monument; north end of Marble Mtns margin of wash on n-facing slopes, 1.4 mi. S of Interstate 40, approx 0.5 mi. E of Kelbaker Rd.; Brown Buttes 7.5'
34.70115 -115.6707333 NAD83
800 meters
2625ft.
Course gravel and rock, rhyolite. Parent rock: rhyolite. Geologic formation: alluvium. Soil type: gravel.