Commodities
PrimaryCopper
Commodity typeM
Deposit
Deposit sizeN
Orebody formIRREGULAR VEINLETS
Ore controlOre Formed At Contact Of Sedimentary Rock And Diabase
Materials
Ore mineralsChalcocite, Malachite
Geology
Host rockMudstone,Siltstone,Sandstone · Diabase Sill;Balls Bluff Siltstone, Bull Run Shale, Newark Group
Associated rockDiabase · Diabase
StructureNe-Sw Trend, Culpeper Triassic Basin ; Reg.Trends: Northeast-Southwest
Tectonic settingBasin, Piedmont
Economic & production
Development statusOccurrence
Discovery year1947
Identification
Deposit ID10067557
MRDS IDW000341
RegionNA
Data scoreB
Coordinates38.90392, -77.4733
References
LUTTRELL, G.W., 1966, BASE- AND PRECIOUS-METAL AND RELATED ORE DEPOSITS OF VIRGINIA: VIRGINIA DIVISION OF MINERAL RESOURCES, MINERAL RESOURCES REPORT 7, 167 P.CANNON, R. S. JR., UNPUB. MEMO IN CU COMMODITY FILE , U.S. GEOLOGICAL SURVEY.DRAKE, A.A., JR., AND FROELICH, A.J., 1977, BEDROCK MAP OF FAIRFAX COUNTY, VIRGINIA: U.S. GEOLOGICAL SURVEY OPEN FILE MAP 77-523, 1 SHEET, SCALE 1:48 000.MILTON, CHARLES, 1948, GEOCHEMISTRY REPORT F-61 IN CU COMMODITY FILES: U.S. GEOLOGICAL SURVEY REPORT FOR R.S. CANNON.1948 GEOCHEM USGS-C.MILTON; GOOD CU TESTCANNON UNPUBLISHED MEMO