Fort Seward Mine (Woods Mine), Fort Seward, Coastal Range, Humboldt Co., California, USA
A former Mn-silica mine located in sec. 15, T3S, R4E, HM, 5.6 km (3.5 miles) WSW of Fort Seward and 9.9 km (6.1 miles) SW of Blocksburg.
ReferencesTrask, Parker Davies, Ivan F. Wilson & F.S. Simons (1943), Manganese deposits of California – a summary report: California Division Mines Bulletin 125.
Trask, Parker Davies (1950) Geologic description of the manganese deposits of California. California Division of Mines Bulletin 152, 378 pp.: 59, 69.
Trengrove, Russell R. (1960), Reconnaissance of California Manganese Deposits, U.S. Bureau of Mines Report of Investigation 5579.
Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 113.
Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 213, 411.
Davis & Woodford - unpublished report, California State Council for Defense - 191.
| Braunite|| Rhodochrosite|
2 entries listed. 2 valid minerals.
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Locality Updated: Amazonite pegmatite, Laitila, Southwestern Finland Region, FinlandFrom Ilkka Mikkola, 4th Dec 2013 23:11:27