Unnamed Mn occurrence (1), Jumpoff Creek, McClure Place, Coastal Range, Mendocino Co., California, USA
A Mn occurrence located 3.8 km (2.3 miles) ENE of McClure Place.
ReferencesTrask, Parker Davies, Ivan F. Wilson & F.S. Simons (1943), Manganese deposits of California – a summary report: California Division Mines Bulletin 125: 136.
Trask, Parker Davies (1950) Geologic description of the manganese deposits of California. California Division of Mines Bulletin 152, 378 pp.: 126.
O’Brien, J.C. (1953), Mines and mineral resources of Mendocino County, California: California Journal of Mines and Geology (Report 49): 49(4): 387.
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Locality Updated: Tapada dos Mercados Mine, Guarda (Sé), Guarda, Guarda District, PortugalFrom Rui Nunes, 11th Mar 2014 12:26:35