Mine detail: Grasty Mn Mine

Previously called ''

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Location

Lat / long:

37.16313, -79.30808

Resource(M)

Primary:	Manganese
Ore:	Psilomelane, Pyrolusite
Gangue:	Barite, Chalcopyrite
Orebody form:	PARALLEL LENSES
Discovery year:	1895

Production

Operation type:	Unknown
Production size:	Small
Development status:	Past Producer
First production started:	1938
Last production ended:	1943

Geology

Host rock:	Mt Athos Member, Alligator Back Formation, Lynchburg Group
Host type:	Quartzite
Structure:	Smith River Allocthon, Collaple Brecciation
Tectonic:	Piedmont Allocthon Stack
Alteration processes:	Leaching Of Calcareous Quartzite And Marble Causing Slumping And Brecciation.

References

MRDS	W055385
DEP	10082542
Reference	ESPENSHADE, G.H., 1954, GEOLOGY AND MINERAL DEPOSITS OF THE JAMES RIVER-ROANOKE RIVE MANGANESE DISTRICT, VIRGINIA U.S. GEOLOGICAL SURVEY BULLETIN 1008, 155P., PL.2, PL.11-12, P.132-134
Reporter	As