zimbabweite

zimbabweite
A yellow-brown mineral with chemical formula (Na,K)PbAs(Nb,Ta,Ti)O, generally classed as an arsenite.

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  • Zimbabweite — is a mineral; formula (Na,K)2PbAs4(Nb,Ta,Ti)4O18. [http://www.mindat.org/min 4403.html] It is generally classed as an arsenite but is notable for also containing niobium and tantalum. A yellow brown mineral with orthorhombic crystal habit and a… …   Wikipedia

  • List of minerals U-Z (complete) — It is currently not possible to have a complete list of minerals . The International Mineralogical Association is the international group that recognises new minerals and new mineral names, however minerals discovered before 1959 did not go… …   Wikipedia

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  • List of minerals — This is a List of minerals for which there are Wikipedia articles. Mineral variety names and mineraloids are to be listed after the valid minerals for each letter.For a complete listing (about 4,000) of all mineral names: List of minerals… …   Wikipedia

  • Andradite — single crystal (4.2cm) Diakon, Nioro du Sahel Circle, Kayes Region, Mali General Category Garnet group …   Wikipedia

  • Aenigmatite — General Category Silicate mineral Chemical formula Na2Fe2+5TiSi6O20 Strunz classification 9.DH.40 Cr …   Wikipedia

  • Nenadkevichite — is a rare silicate mineral containing niobium with formula: (Na,Ca)(Nb,Ti)Si2O7·2H2O. It forms brown to yellow to rose colored orthorhombic dipyramidal crystals with a dull to earthy luster. It has a Mohs hardness of 5 and a specific gravity of 2 …   Wikipedia

  • Heavy mineral sands ore deposits — Heavy minerals (dark) in a quartz beach sand (Chennai, India). Heavy mineral sands are a class of ore deposit which is an important source of zirconium, titanium, thorium, tungsten, rare earth elements, the industrial minerals diamond …   Wikipedia

  • Liste des mineraux (lettre Z) — Liste des minéraux (lettre Z) liste des minéraux A B C D E F G H I J K L M N O P Q R S T U V W X …   Wikipédia en Français

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