California · Tuolumne County
Past Producer

Horseshoe Claim, Grassely Group

Tuolumne County, California, United States
Chromium
⌖ Show on mapUSGS source ↗
Commodities
PrimaryChromium
Commodity typeM
Deposit
Deposit sizeS
Orebody formLENSE
Materials
Ore mineralsChromite
Geology
Host rockDunite · Calaveras
AlterationSerpentinization Of Saxonite
Economic & production
Development statusPast Producer
First production1914
Last production1944
Identification
Deposit ID10098575
MRDS IDM100605
Alternate namesPedro Lease 1918
RegionNA
Data scoreB
Coordinates37.90436, -120.50517
References
CATER, F.W. JR., 1948, CDMG BULL 134, PART 3, CHAPT. 1, P. 26,27STINSON, M.C., 1975, CDMG MINERAL PROPERTY REPORT, UNPUBLISHED.CDMG BULL 134, PT. 3, CHAPT. 1, P. 27