Commodities
PrimaryNickel, Chromium
Commodity typeM
Deposit
Deposit sizeN
WorkingsSurface
Orebody formWEDGE, BLANKET
Materials
Ore mineralsGarnierite, Serpentine
Geology
Host rockHarzburgite,Mica Schist,Gneiss · Metasediments
Associated rockHarzburgite · Harzburgite
StructureMajor Orogenese Older Than 2,420 Million Years, Harzburgit Dome, 700 M Diameter
Tectonic settingRegional Metamorphism, Post Tectonic, 550 To 480 Million Years Ago.
AlterationSerpentinization, Alteration Zone Varies From Nil To 15 Meter.
Economic & production
Development statusOccurrence
Identification
Deposit ID10079583
MRDS IDW029617
RegionAF
Data scoreC
Coordinates-21.84667, 47.21778
References
BESAIRE, HENRI: GITES MINERAUX DE MADAGASCAR (1966)MURDUC, TH.G.: MINERAL RECOURCES OF THE MALAGASY REPUBLICRAPORT ANNUEL DU SERVICE GEOLOGIQUE POUR 1961