United States, California, Butte, S of Butte Meadows along Humboldt Road, 1.9 mi NE of jct with Hwy 32 at Lomo. T25N R03E S01
40.056111 -121.592778 +-201m. NAD83
T25N R03E S01; 40§ 3m 22s N; 121§ 35m 34s W
1356 meters
4450ft.
Tuscan mudflow outcrop on Carpenter Ridge; margin of forest, with Pseudotsuga menziesii, Calocedrus decurrens, Pinus ponderosa, P. lambertiana, Abies concolor, Quercus kelloggii; in mats of Ceanothus prostratus.