California · Nevada County
Occurrence

Lotzen Ranch

Nevada County, California, United States
Copper
⌖ Show on mapUSGS source ↗
Commodities
TertiaryCopper
Commodity typeM
Deposit
Deposit typeVein
Deposit sizeN
WorkingsUnderground
Materials
Ore mineralsBornite, Chalcopyrite, Pyrite
GangueQuartz
Geology
Host rockDiorite
Associated rockDiorite
Economic & production
Development statusOccurrence
Identification
Deposit ID10095111
MRDS IDM010835
RegionNA
Data scoreC
Coordinates39.09156, -121.16437
References
AUBURY, L.E., 1908 , COPPER RESOURCES OF CALIFORNIA BULL. 50 ; CALIF. MIN. BUR., P. 204MAC BOYLE, E., 1918 , MINES AND MINERAL RESOURCES OFNEVADA COUNTY; 16 TH REPT. STATE MIN.; CALIF. MIN. BUR., P. 86CALIF. JOUR. MINES & GEOLOGY, V. 37, NO. 3, JULY 1941, P. 456