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This Tantalite gemstone guide lists qualities of the Tantalite gem type, including stone colors, common names, meanings, gemstone hardness and more.
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Tantalite-(Mg) MgTa 2 O 6 Crystal Data: Orthorhombic. Point Group: 2/m 2/m 2/m. As irregular flattened grains to 0.4 mm and as segregations to 0.7 mm. Physical Properties: Cleavage: …
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Mineral Data - Tantalite - Mineralienatlas Encyclopedia, Tantalite. Größe: 47x46x32 mm; Fundort: Gilgit-Distrikt, Gilgit-Baltistan, Pakistan; Ex Wolfgang Henkel ...
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An obsolete group name for minerals with the general formula (Mn,Fe)(Ta,Nb) 2 O 6, equivalent to the Tantalite-(Fe)-Tantalite-(Mn) Series. Generally mangan-dominant members are more …
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Tantalite is used as an ore of tantalum and niobium and as mineral specimens and occur in pegmatites. Some specimens may show a bluish iridescent tarnish and have demonstrated …
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An obsolete group name for minerals with the general formula (Mn,Fe)(Ta,Nb) 2 O 6, equivalent to the Tantalite-(Fe)-Tantalite-(Mn) Series. Generally mangan-dominant members are more abundant in nature. Many specimens called tantalite actually belong to …
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An overview on Tantalite Jewelry and Gemstones. Covers details and essential information on the physical properties and characteristics of Tantalite gems.
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The tantalite is solid black, with an excellent luster that borders between adamantine and metallic. The crystal is contacted over about 50% of its surface, the result of growing attached to the …
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Tantalite-(Mn) 2+Mn Ta 2 O 6 Crystal Data: Orthorhombic. Point Group: 2/m 2/m 2/m. [Crystals short prismatic or equant, also tabular; in groups of parallel or subparallel crystals; massive] (by analogy to columbite-(Fe)).
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Tantalite-(Mg) MgTa 2 O 6 Crystal Data: Orthorhombic. Point Group: 2/m 2/m 2/m. As irregular flattened grains to 0.4 mm and as segregations to 0.7 mm. Physical Properties: Cleavage: None. Fracture: [Uneven]. Tenacity: Brittle.
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Tantalite is a group of red, brown, or black minerals containing the rare and valuable element tantalum. Discover the uses, history, prices, and properties of tantalite gemstones in this guide!
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The tantalite is solid black, with an excellent luster that borders between adamantine and metallic. The crystal is contacted over about 50% of its surface, the result of growing attached to the pegmatite matrix.
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Tantalite is used as an ore of tantalum and niobium and as mineral specimens and occur in pegmatites. Some specimens may show a bluish iridescent tarnish and have demonstrated weak magnetism . Tantalite is largely found mixed with columbite in an ore called coltan .
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Tantalite is used as one of the primary minerals to extract the rare element tantalum which is used in metal alloys and electronic equipment. Tantalite is usually found in pegmatite and alluvial deposits.
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Tantalite-(Mn) 2+Mn Ta 2 O 6 Crystal Data: Orthorhombic. Point Group: 2/m 2/m 2/m. [Crystals short prismatic or equant, also tabular; in groups of parallel or subparallel crystals; massive] …
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