Description
B.P. Mineracao Ltd.
Commodities
PrimaryNickel, Copper
SecondaryPGE, Cobalt, Gold, Sulfur
Commodity typeB
Deposit
Model11: Komatiitic Ni-Cu
Deposit sizeN
Orebody formTABULAR
Materials
Ore mineralsChalcopyrite, Cobaltite, Gold, Marcasite, Niccolite, Pentlandite, Pyrrhotite, Silver, Sperrylite, Sphalerite
GangueHematite, Ilmenite, Magnetite, Serpentine, Tremolite
Geology
Host rockSerpentinite,Komatiite (Ultramafite) · Moro Do Niquel Unit
Associated rockGranite
StructureThe Ore Body Is Located In The Basal Portion Of An Archean Greenstone Belt Sequence., Assymetric Isoclinal F2 Syncline Plunging 45-30w
Tectonic settingMorro Do Ferro Greenstone Belt Of Archean Paramirim Craton
Economic & production
Development statusProspect
Discovery year1983
Identification
Deposit ID10056416
MRDS IDTC00088
Alternate namesForteleza De Minas, O'Tolle Nickel Deposit
RegionSA
Data scoreC
Coordinates-20.89387, -46.67928
References
ENGINEERING AND MINING JOURNAL, 1988, THIS MONTH IN MINING, CORRECTION: ENGINEERING AND MINING JOURNAL, V. 189, P. 17.AMERICAN CONSULATE, RIO DE JANEIROBRENNER, T.L., TEIXEIRA, N.A., OLIVEIRA, S.A.L., FRANKE, N.D., AND THOMPSON, J.F.H., 1990, THE O'TOOLE NICKEL DEPOSIT, MORRO DO FERRO GREENSTONE BELT, BRASIL: ECONOMIC GEOLOGY, V. 85, NO. 5, P. 904-920.MARCHETTO, C.M.L., 1990, PLATINUM-GROUP MINERALS IN THE O'TOOLE (NI-CU-CO) DEPOSIT BRAZIL: ECONOMIC GEOLOGY, V. 85, NO. 5, P. 921-927.E&MJ, 1988.AMERICAN CONSUL, RIO DE JANEIRO; BRENNER AND OTHERS (1990)