California · Del Norte County
Past Producer

Monumental Consolidated Quartz Mine

Del Norte County, California, United States
GoldCopperIronArsenicLead
⌖ Show on mapUSGS source ↗
Commodities
PrimaryGold
TertiaryCopper, Iron, Arsenic, Lead
Commodity typeM
Deposit
Deposit typeVein
Deposit sizeS
WorkingsUnderground
Ore controlFault
Materials
Ore mineralsGold
GangueQuartz
Geology
Host rockGreenstone · Galice Formation;Galice Formation
Associated rockDiorite
StructureFault
AlterationOre Is Soft And Leached Near Surface, But Passes Into Hard, Arsenopyrite Ore At Depth
Economic & production
Development statusPast Producer
Discovery year1901
Identification
Deposit ID10086456
MRDS IDX007555
RegionNA
Data scoreB
Coordinates41.99149, -123.79476
References
OBRIEN, J.C., 1952, MINES AND MINERAL RESOURCES OF DEL NORTE COUNTY, CALIF.: CALIF. JOUR. MINES AND GEOLOGY, V. 48, NO. 4, P. 278LAIZURE, C. MCK., 1925, MINES AND MINERAL RESOURCES OF DEL NORTE COUNTY, CALIF: CALIF. JOUR. MINES AND GEOLOGY, V. 21, NO. 3, P. 290-291LOWELL, F.L., 1913, DEL NORTE COUNTY, CALIF: CALIF. JOUR. MINES AND GEOLOGY, V. 14, P. 389-390MAXSON, J.H., 1933, ECONOMIC GEOLOGY OF DEL NORTE AND SISKIYOU COUNTIES, NORTHWESTERNMOST CALIFORNIA: CALIF. JOUR. MINES AND GEOLOGY, V. 29, P. 143-144OBRIEN (1952) MAXSON (1933) GOODWIN (1957)