Tantalite
Tantalite Tantalite is a mineral that is close to ... as a semi-singular mineral called columbite-tantalite in many mineral guides. But Tantalite has a much greater specific gravity than ... 0+ compared to Columbite's 5.2). Tantalite is black to brown in both ...
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Coltan   (translated from French)
Coltan coltan (colombite-tantalite) est un minerai de couleur noire ou ... Nb, Ta) 2 O 6 et la tantalite (Fe, Mn) (Ta, Nb) 2 O 6 . La colombite (ou columbite) et la tantalite sont les principaux minerais de niobium (d ...
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List of minerals
... Nephrite Niccolite Niobite (synonym of columbite) Niobite-tantalite (synonym of columbite-tantalite) O Olivine (a group of silicate minerals ... Stantienite (variety of amber) T Taenite Talc Tantalite Tarapacaite Teallite Tennantite Tenorite Tephroite Terlinguaite Tetrahedrite ...
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Tantalum
... corrosion-resistant and occurs in the mineral tantalite. Tantalum is used in surgical instruments and ... Occurrence Tantalum occurs principally in the mineral tantalite [(Fe, Mn) Ta 2 O 6 ] and ... of non-Australian mines is reasonably current. Tantalite is largely found mixed with columbite in ...
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Tantalum   (translated from Italian)
... nature and it is found in mineral tantalite. The tantalum is used in surgical instruments ... is found above all in the mineral tantalite [ ( Fe , Mn ) Ta 2 Or 6 ] and ... euxenite (other minerals: samarskite and fergusonite). The tantalite ones often finds a lot stirred with ...
http://it.wikipedia.org/wiki/Tantalio - 14k - Cached (Italian) - Wikipedia (Italian) - Similar pages

Mineral list   (translated from Portuguese)
... N Nepheline Niobite (synonym of columbite) Niobite-tantalite (synonym of columbite-tantalite) Olivine (group of silicate minerals) Onyx (monochromatic ... Strontianite Strontium Sulphur Sussexite Sylvite T Talc Tantalite Tantalum Tanzanite (variety is not a valid ...
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List of chemistry topics
... Nils Gabriel Sefström — Niobite — Niobite-tantalite — Niobium — nitrate — Nitric acid ... T Tabun — Talc — Talcum — Tantalite — Tantalum — Tanzanite — Teallite — ...
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Coltan
... is the colloquial African name for (columbite-tantalite), a metallic ore comprising Niobium and Tantalum ... containing tantalum are usually referred to as 'tantalite' [1]. In appearance, coltan is a black ...
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Tantalum (chemistry)   (translated from French)
... corrosion , one finds it in mineral called tantalite. Tantalum is used for the manufacture of ...
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List minerals (letter T)   (translated from French)
... Tangeite phosphates, yellow color. Tantalaeschynite-(Y) Tantalcarbide Tantalite oxidize, denomination " oxidize tantalum, of manganese and ...
http://fr.wikipedia.org/wiki/Liste_des_minéraux_(lettre_T) - 8k - Cached (French) - Wikipedia (French) - Similar pages