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Unnamed W mine (1), Ocotillo, Imperial Co., California, USA

Latitude: 32°39'17"N
Longitude: 115°59'5"W
A former (past producer) W-abrasives (garnet) mine located 9.4 km (5.8 miles) S of Ocotillo. NOTE: MRDS conundrum: calls it a "prospect" but states "past producer."

Mineralization is a W deposit (Deposit model: 42: W skarn) hosted in limestone and schist. The ore is a lens 1.22 meters wide and 19.81 meters long. Ore control was a contact zone.

Workings include a trench and an incline (S80W), at 2.44 meters deep and 18.59 meters long, and 7.62 meters long, respectively.

References

Todd, V.R., Kilburn, J.E., Detra, D.E., Griscom, Andrew, Kruse, F.A., and McHugh, E.L. (1987), Mineral Resources of the Jacumba (In-Ko-Pah) Wilderness Study Area, Imperial County, California: USGS Bulletin 1711-D, 18 pp.

USGS MRDS database (2005), loc. file ID #10062394.

Mineral List

'Garnet'
Scheelite
Tremolite


3 entries listed. 2 valid minerals.

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