Latitude: 38°57'50"N
Longitude: 123°4'0"W
A former placer Au-PGE (Pt)-Hg mine located 5.8 km (3.6 miles) WSW of Oasis and 4.3 km (2.7 miles) ESE of Hopland (outside the Mayacmas Mountains).
Mineralization is a stream placer deposit (Deposit Model: 119: Placer Au-PGE), hosted in the Ione Formation (gravel).
Related tectonic structures include the California Coast Ranges.
References
Logan, Clarence August (1918), Platinum and allied metals in California: California Mining Bureau. Bulletin 85, 120 pp.: 44.
Laizure, C. McK. (1924), Mendocino County: California State Mining Bureau, 20th Report of the State Mineralogist (Report 20): 20: 87.
O’Brien, J.C. (1953), Mines and mineral resources of Mendocino County, California: California Journal of Mines and Geology (Report 49): 49(4): 367.
Mineral List
2 entries listed. 2 valid minerals.
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