nickeliferous iron ore

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• Lateritic nickel ore deposits — are surficial, weathered rinds formed on ultramafic rocks.They comprise 73% of the continental world nickel resources and will be in the future the dominant source for the winning of nickel. Genesis and types of nickel laterites Lateritic nickel… …   Wikipedia

• Mining industry of Cameroon — Contents 1 Cameroon Overview 2 Mining History 3 Geology of Cameroon 4 Cameroon Mining Laws Regulations …   Wikipedia

• Mining in Cameroon — Cameroon Overview= Cameroon has a total area of approximately 475 thousand square kilometers, a coastline of some 400 kilometers, and a population approaching 18 million people. [CIA World Factbook.] Mining History As of April 2008, Cameroon has… …   Wikipedia

• mineral deposit — Introduction       aggregate of a mineral in an unusually high concentration.       About half of the known chemical elements (chemical element) possess some metallic (metal) properties. The term metal, however, is reserved for those chemical… …   Universalium

• Nickel — This article is about the chemical element. For other uses, see Nickel (disambiguation). cobalt ← nickel → copper ↑ Ni ↓ Pd …   Wikipedia

• Pentlandite — Infobox mineral name = Pentlandite boxwidth = caption = formula = iron nickel sulfide:(Fe,Ni)9S8 color = Yellowish bronze habit = Hexoctahedral rare; massive to granular system = Isometric cleavage = absent octahedral parting fracture =… …   Wikipedia

• nickel processing — Introduction       preparation of the metal for use in various products.       Although it is best known for its use in coinage, nickel (Ni) has become much more important for its many industrial applications, which owe their importance to a… …   Universalium

• Ultramafic rock — Ultramafic (also referred to as ultrabasic) rocks are igneous and meta igneous rocks with very low silica content (less than 45%), generally >18% MgO, high FeO, low potassium, and are composed of usually greater than 90% mafic minerals (dark… …   Wikipedia

• Laterite — (from the Latin word later meaning brick or tile) is a surface formation in hot and wet tropical areas which is enriched in iron and aluminium and develops by intensive and long lasting weathering of the underlying parent rock. Nearly all kinds… …   Wikipedia

• Emily Ann and Maggie Hays nickel mines — The Emily Ann and Maggie Hays nickel deposits are situated approximately 150km west of the town of Norseman, Western Australia, within the Lake Johnston Greenstone Belt [Hill R.E.T, Barnes S.J., Gole M.J., and Dowling S.E., 1990. Physical… …   Wikipedia

• Gaspeite — is an extremely rare nickel carbonate mineral named for the place it was first described, in the Gaspé Peninsula, Canada. Gaspeite s formula is (Ni,Fe,Mg)CO3 and it is a bright green mineral. It forms massive to reniform pappillary aggregates in… …   Wikipedia