Mine detail: Seven Thirty

Previously called ''

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Location

Lat / long:

39.18406, -121.12104

Resource(M)

Primary:	Gold
Ore:	Gold
Gangue:	Quartz

Production

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

Geology

Host type:

Diabase

References

MRDS	C010901
DEP	10101195
Reference	HOBSON, J. B., WILTSEE, E. A., 1893 , NEVADA COUNTY: CALIFORNIA JOURNAL OF MINES AND GEOLOGY, V. 11 , P. 284
Reporter	Bowman, J. And Albers, J., Mosier, Dan