Description
Ferrobamba Limited - British Firm
Commodities
PrimaryCopper, Silver, Gold
Commodity typeM
Deposit
Deposit sizeN
Orebody formIRREGULAR
Ore controlTactites At Contact Of Quartz Monzonite And Ferrobamba Limestone - Cross Folds Superimosed On Regional Fold Pattern Ore Containing More Than 3% Cu Is Always In The Polymineral Tactite Rather Than In Garnetite Or Epidotite. The Favorable Intrusive Quartz Monzonite Averages About 1.5 To 2% Cu. Ores Along Fracture Zones Average About 1% Cu.
Materials
Ore mineralsBornite, Chalcopyrite, Pyrrhotite
Geology
Host rockLimestone · Gray Or Black Shale, Sandstone And Quartzite;Mara Formation, Red Shale, Siltstone, & Sandstone;Ferrobamba Limestone-Middle;Red To Maroon Shale, Shaly Sandstone And Sandstone Early Tertiary
Associated rockHornblendite · Andesitic And Basaltic Lavas Underlain By Tuff-Tertiary
StructureNorth Trending Assymetric Folds, Elongated Diorite Stocks Parallel To The Fold Axes
Tectonic settingAndean Cordillera
AlterationWhere Cut By Stock, The Mara Formation Is Altered To Hornfels
Economic & production
Development statusProspect
Discovery year1910
Identification
Deposit ID10068761
MRDS IDW002007
Alternate namesFerrobamba Region, Las Bambas
RegionSA
Data scoreB
Coordinates-14.09779, -72.34962
References
NOBLE, D.C. AND VIDAL, C.E., 1994, GOLD IN PERU: SEG NEWSLETTER, APRIL 1994, NO. 17, P. 1, 6-13.PERU-MAPA METALOGENETICO, 1969, AND, GUIA PARA EL MAPA METALOGENETICO DEL PERU, SOCIEDAD NACIONAL DE MINERIA Y PETROLEO, LIMA, PERU, NOV. 19691910 DIREXPL FERROBAMBA LTD.1942 DIREXPL CERRO DE PASCO - CONFIRMED RESERVES1960 COMPILE FRANK SIMONS - UNPUBLISHED REPORTDIREXPL VENTURA LTD.CIMRIESTIMATED BY REPORTER 3/73