California · Placer County
Past Producer
Monarch Dev. Co., Ltd.
Placer County, California, United States
Gold
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USGS source ↗
Commodities
Primary
Gold
Commodity type
M
Deposit
Deposit size
S
Materials
Ore minerals
Gold
Gangue
Quartz
Economic & production
Development status
Past Producer
Identification
Deposit ID
10007725
MRDS ID
C012248
Alternate names
Monarch Gratz Bros. Mine
Region
NA
Data score
D
Coordinates
38.98572, -120.94881
References
LOGAN, C. A., 1936 , GOLD MINES OF PLACER COUNTY, CALIFORNIA: CALIFORNIA JOURNAL OF MINES AND GEOLOGY, V. 32 , NO. 1 , P. 28 , 46