Commodities
PrimaryCopper, Nickel, Cobalt
TertiaryPalladium, Platinum, Iridium
Commodity typeM
Deposit
Model13: Synorogenic-synvolcanic Ni-Cu
Deposit sizeN
Orebody formMASSIVE BODIES AND DISSEMINATED
Materials
Ore mineralsChalcopyrite, Magnetite, Pentlandite, Pyrite, Pyrrhotite
Geology
Host rockSchist · San Marcos Gabbro (Cuyamaca Gabbro);
Associated rockDiorite · Stonewall Quartz Diorite
Tectonic settingBasin And Range
Economic & production
Development statusOccurrence
Discovery year1885
Identification
Deposit ID10067592
MRDS IDW000377
RegionNA
Data scoreB
Coordinates33.03923, -116.56501
References
CREASEY, S.C., 1946, GEOLOGY AND NICKEL MINERALIZATION OF THE JULIAN-CUYAMACA AREA, SAN DIEGO COUNTY, CALIFORNIA: CALIFORNIA JOURNAL OF MINES AND GEOLOGY, V. 42, NO. 1, P. 15-29.CORNWALL, H.R., 1966, NICKEL DEPOSITS OF NORTH AMERICA: U.S. GEOLOGICAL SURVEY BULLETIN 1223, P. 40, MAP P. 10-11BILBREY, J.H., JR., 1962, COBALT, A MATERIALS SURVEY: U.S. BUREAU OF MINES INFORMATION CIRCULAR 8103, P. 28.MERRIAM, RICHARD, 1946, IGNEOUS AND METAMORPHIC ROCKS OF THE SOUTHWESTERN PART OF THE RAMONA QUADRANGLE, SAN DIEGO COUNTY, CALIFORNIA: GEOLOGICAL SOCIETY OF AMERICA BULLETIN, V. 57, P. 223-260.WEBER, F.H., JR., 1963, GEOLOGY AND MINERAL RESOURCES OF SAN DIEGO COUNTY, CALIFORNIA: CALIFORNIA DIVISION OF MINES AND GEOLOGY COUNTY REPORT 3, P. 198-199.ERIC, J.H., 1948, TABULATION OF COPPER DEPOSITS OF CALIFORNIA: CALIFORNIA DIVISION OF MINES AND GEOLOGY BULLETIN 144, P. 320.CHESTERMAN, C.W., 1976, WRITTEN COMMUNICATIONPGE DATA FROM RETRIEVAL OF U.S. GEOLOGICAL SURVEY GEOCHEMICAL FILES