Description
USX Corporation
Commodities
PrimaryCopper
SecondaryIron, Gold
Deposit
Deposit typecontact metasomatic
Model59: Skarn Cu
Deposit sizeN
Ore controlOre is controlled by the contact of carbonate rocks with intrusions.
Materials
Ore mineralsChalcopyrite, Pyrite, Magnetite, Bornite, Chalcocite, Azurite, Malachite, Chrysocolla, Covellite, Copper
GangueGarnet, Epidote, Wollastonite, Quartz, Calcite, Pyroxene
Geology
Host rockLimestone,Marble,Hornfels,Granodiorite,Quartz Monzonite
Structurebatholith
Tectonic settingback-arc marginal basin
Economic & production
Development statusPast Producer
Discovery year1960
Identification
Deposit ID10310476
Alternate namesLyon Prospect, Lyon copper-magnetite property, E-2, East, North, Northwest, South, Southeast
RegionNA
Data scoreB
Coordinates38.94685, -119.28098
References
U.S. Bureau of Mines, FilesKnopf, Adolph, 1918, Geology and Ore Deposits of the Yerington District, Nevada: U.S. Geological Survey Professional Paper 114, 68p.Long, K.R., DeYoung, J.H., Jr., and Ludington, S.D., 1998, Database of significant deposits of gold, silver, copper, lead, and zinc in the United States; Part A, Database description and analysis; part B, Digital database: U.S. Geological Survey Open-File Report 98-206, 33 p., one 3.5 inch diskette.Denver Mining Record, 6/15/98.Jurassic Magmatism and Metal Deposits in Western Nevada, 2002, Spring Field Trip Guidebook, Geological Society of Nevada Special Publication No. 35.Steven Kilbreath & others, 1982, Geology of the Pumpkin Hollow Copper-magnettite skarn deposits; abstract for GSN talk given Nov. 19,1982.Rozelle, John, 2006, Detailed technical report on the Pumpkin Hollow project at http://www.nevadacopper.com/i/pdf/PUMPKINHOLLOWCOPPERPROJECT-NI43-101-063006.pdfhttp://www.nevadacopper.com/s/PumpkinHollow.asp?ReportID=350712&_Type=Pumpkin-Hollow&_Title=Project-HistoryTetra Tech (prepared for Nevada Copper Corp.), 2009, Detailed technical report on the Pumpkin Hollow project dated August 20, 2009