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Mine detail: Horseshoe Claim
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North America
United States
California
Tuolumne
Previously called 'HorseshoeGrassely ClaimsPedro Lease'
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Location
Lat / long:
37.90432, -120.5052
Resource(M)
Tertiary:
Iron, Chromium
Other material:
Chromite, Olivine, Opal, Pyroxene, Serpentine
Production
Operation type:
Underground
Development status:
Past Producer
First production started:
1918
Geology
References
MRDS
W025929
MAS
61090034
DEP
10141637
Reference
{Deposit:: CALIFORNIA DIVISION OF MINES AND GEOLOGY BULLETIN 134,}{Deposit:: PART 3, CHAPTER 1, 1948, P. 26-27.}{Deposit:: CALIFORNIA DIVISON OF MINES AND GEOLOGY SPECIAL REPORT 41,}{Deposit:: P. 55, PLATES 2-4.}
Reporter
Wetzel, Nicholas