Commodities
PrimaryLimestone, General
TertiaryTungsten
Commodity typeB
Deposit
Deposit typeSedimentary
Deposit sizeS
WorkingsSurface
Orebody formLENS
Materials
Ore mineralsLimestone
GangueGraphite
Geology
Host rockMetasedimentary Rock
Associated rockTonalite · Tonalite Of La Posta
Economic & production
Development statusPast Producer
Production yearsPRE-1927, 1940, 1959
First production1927
Identification
Deposit ID10023473
MRDS IDI000459
RegionNA
Data scoreC
Coordinates32.69701, -116.0625
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: U.S. GEOLOGICAL SURVEY BULLETIN 1711-D, 18 P.MORTON, PAUL K., 1977, GEOLOGY AND MINERAL RESOURCES OF IMPERIAL COUNTY, CALIFORNIA: CALIFORNIA DIVISION OF MINES AND GEOLOGY, COUNTY REPORT NO. 7, P. 7.SAMPSON, R.J., AND TUCKER, W.B., 1942, MINERAL RESOURCES OF IMPERIAL COUNTY: CALIFORNIA DIVISION OF MINES BULL., VOL. 38, H2, P. 130.CIMRITODD AND OTHERS, 1987.