Commodities
PrimaryManganese
Commodity typeM
Deposit
Deposit sizeS
WorkingsSurface/Underground
Orebody formLENSOID AND NODULAR
Ore controlSynsedimentary, Remobilized; Stratabound To Calcareous Quartzites, Marble
Materials
Ore mineralsPsilomelane
GangueJasper
Geology
Host rockQuartzite,Marble,Mica Schist · Mount Athos Member, Alligator Back Formation, Lynchburg Group
StructureTriassic Tectonism (?)
Tectonic settingSmith River Allocthon
AlterationJasperization
Economic & production
Development statusPast Producer
First production1957
Last production1957
Discovery year1945
Identification
Deposit ID10082518
MRDS IDW055360
RegionNA
Data scoreC
Coordinates36.48841, -78.92196
References
ESPENSHADE, G.H., 1954, GEOLOGY AND MINERAL RESOURCES OF THE JAMES RIVER-ROANOKE RIVER MANGANESE DISTRICT, U.S. GEOLOGICAL SURVEY BULL. 1008, 155P