Mine detail: Optimo No. 2 Mine

Previously called ''

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Location

Lat / long:

42.90973, -90.28178

Resource(M)

Primary:	Zinc
Tertiary:	Lead
Ore:	Sphalerite
Gangue:	Calcite, Dolomite, Pyrite, Quartz

Production

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

Geology

Host type:

Limestone,Dolomite

References

MRDS	W800108
DEP	10086744
Reference	HEYL, A.V., JR., AGNEW, A.F., LYONS, E.J., AND BEHRE, C.H., JR., WITH SPECIAL SECTIONS BY FLINT, A.E., 1959, THE GEOLOGY OF THE UPPER MISSISSIPPI VALLEY ZINC-LEAD DISTRICT: U.S. GEOLOGICAL SURVEY PROFESSIONAL PAPER 309, 310 P
Reporter	Hedgman, Cheryl (Cannon, W.), Sutphin, David M., Mason Jr., G.T.