Mine detail: Monarch Dev. Co., Ltd.

Previously called 'Monarch Gratz Bros. Mine'

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Location

Lat / long:

38.98572, -120.94881

Resource(M)

Primary:	Gold
Ore:	Gold
Gangue:	Quartz

Production

Operation type:	Unknown
Production size:	Small
Development status:	Past Producer

Geology

References

MRDS	C012248
DEP	10007725
Reference	LOGAN, C. A., 1936 , GOLD MINES OF PLACER COUNTY, CALIFORNIA: CALIFORNIA JOURNAL OF MINES AND GEOLOGY, V. 32 , NO. 1 , P. 28 , 46
Reporter	Nelson, Scott C. (Albers, John, P.)