Mine detail: May Day Mine

Previously called ''

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Location

Lat / long:

45.31934, -112.87506

Resource(M)

Primary:	Lead, Gold, Silver, Copper
Secondary:	Zinc
Orebody form:	LENSES
Discovery year:	1934

Production

Operation type:	Unknown
Production size:	Small
Development status:	Past Producer
First production started:	1935

Geology

Host rock:	Missoula
Host type:	Shale
Structure:	Shale Trends N37e, 38 Se.

References

MRDS	DC11701
DEP	10019845
Reference	{Deposit:: MBMG BULL 85, P. 59.}{Deposit:: MBMG BULL 25, P. 7.}{Deposit:: 1972 COMPILE M.B.M.G. BULL. 8}{Production:: M.B.M.G. BULL. 85}
Reporter	Unknown, Loen, Jeffrey S. (Pearson, Robert C.)