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Don't mix with the "native" tantalum from Nizhnyi Tagil (Middle Ural) has been found to be TaC: Jedwab, J. (1990): Native ruthenium in tantalum carbide concentrates from the Ural Mountains, USSR. Mineralogy and Petrology, 1990, 43, 137-146.
Classification of Tantalum
|IMA status:||Published without Approval|
|Dana 7th edition ID:||220.127.116.11|
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Physical Properties of Tantalum
Crystallography of Tantalum
Optical Data of Tantalum
Chemical Properties of Tantalum
|All elements listed in formula:||Ta|
Other Names for Tantalum
|Health Warning:||No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.|
References for Tantalum
Walther (1909), Nature: 81: 335.
von John (1910), Nature: 83: 398.
Palache, Charles, Harry Berman & Clifford Frondel (1944), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana Yale University 1837-1892, Volume I: Elements, Sulfides, Sulfosalts, Oxides. John Wiley and Sons, Inc., New York. 7th edition, revised and enlarged, 834pp.: 126.
American Mineralogist (1999): 84: 992-993.
Seredin, V.V. (1998) New discovery of native tantalum. Doklady Akademii Nauk, v.360, N6, 791-795 (in Russ.).
Jedwab, J. (1990): Native ruthenium in tantalum carbide concentrates from the Ural Mountains, USSR. Mineralogy and Petrology, 1990, 43, 137-146.
Internet Links for Tantalum
Localities for Tantalum
The map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the symbol to view information about a locality. The symbol next to localities in the list can be used to jump to that position on the map.
(TL) indicates type locality. ? indicates mineral may be doubtful at this locality. All other localities listed without reference should be considered as uncertain and unproven until references can be found.
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Locality Updated: Channing Uranium trench, Dickinson Co., Michigan, USAFrom Paul Brandes, 12th Dec 2013 20:39:26