Commodities
PrimaryCopper
Commodity typeM
Deposit
Deposit sizeS
WorkingsSurface/Underground
Orebody formLENS/STRINGERS, IRREGULAR
Ore controlShear Zones, Joint System
Materials
Ore mineralsBornite, Chalcocite, Chalcopyrite, Chrysocolla, Covellite, Malachite
GangueActinolite, Chalcedony, Chlorite, Olivine, Pyroxene, Quartz, Talc, Tremolite
Geology
Host rockPeridotite · Metaperidotite Dike;Lynchburg Formation
Associated rockPeridotite · Metaperidotite Dike
StructureNe-Sw Trend, Blue Ridge Anticlinorium, Espenshade (1954) Mapped A Major Reverse Fault To The East Between Lynchburg And Candler Formations., High Angle Faulting (?), Cross-Faulting (?)
Tectonic settingPiedmont
AlterationPeridotite Altered To Soapstone
Economic & production
Development statusPast Producer
First production1880
Discovery year1775
Identification
Deposit ID10079972
MRDS IDW030842
Alternate namesBuffalo Ridge Prospects, Piedmont Copper Mines, Dunlap Mine
RegionNA
Data scoreB
Coordinates37.512, -79.00974
References
ESPENSHADE, G.H., 1954, GEOLOGY AND MINERAL DEPOSITS OF THE JAMES RIVER-ROANOKE RIVER MANGANESE DISTRICT, VIRGINIA: U.S. GEOLOGICAL SURVEY BULLETIN 1008, 155 P.FURCRON, A.S., 1935, JAMES RIVER IRON AND MARBLE BELT, VIRGINIA: VIRGINIA GEOLOGICAL SURVEY BULLETIN 39, 124 P.SIMPSON, T.C., 1980, THE HISTORY,GEOLOGY, AND BRIEF MINERALOGICAL SURVEY OF THE AREA KNOWN AS THE GLADES COPPER DISTRICT: UNPUBLISHED REPORT, COURSE EVSC 481, UNIVERSITY OF VIRGINIAMOORE, C.H., JR., 1940, GEOLOGY AND MINERAL RESOURCES OF THE AMHERST QUADRANGLE, VIRGINIA: CORNELL UNIVERSITY UNPUBLISHED PH.D. THESIS.1875 DIREXPL THOMAS DUNLAP: MINED DEPOSITS (?)1925 GEOLMAP VA. GEOL. SURV: AREA MAPPED1938 GEOLMAP C.H. MOORE, JR: AREA MAPPED1940 GEOLMAP G.H. ESPENSHADE: BULLETIN 1008MOORE (1940)