Mine detail: Helena Mine

Previously called ''

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Location

Lat / long:

31.87374, -110.70846

Resource(M)

Primary:	Gold
Ore:	Gold
Gangue:	Marcasite, Pyrite, Quartz
Orebody form:	TABULAR

Production

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

Geology

Host type:	Rhyolite
Associated type:	Rhyolite

References

MRDS	M050493
DEP	10039613
Reference	SCHRADER, 1915, USGS BULL. 58
Reporter	Bergquist, Joel R.