Wide Span Gemstones and Mineral
Company Details
Company Introduction
We are Wide Span Gemstones and Minerals based in , Tanzania. We aremember of TradeKey.com since October, 2015. Our business is relatedto Minerals & Metallurgy industry and we specifically deal inTanzanite, Feldspars. Please find our product details below:Feldspar Feldspar Medium Grade Chemistry  Al2O3 (%) 20.5 MaxNa2O (%) 12.0 Max Fe2O3 (%) 0.05 Max TiO2 (%) 0.1 Max FeldsparPlatinum Grade Chemistry  Al2O3 (%) 19.0 Max Na2O (%) 12.0Max Fe2O3 (... Tanzanite Chemical Formula:(Ca2Al3(SiO4)(Si2O7)O(OH)) Hardness on Mohs Scale: 6.5-7 CrystalSystem:Orthorhombic Toughness: Fair to Poor Specific Gravity: 3.303.35 Luster: Vitreous Refractive Index... Sell Tanzanite ChemicalFormula: (Ca2Al3(SiO4)(Si2O7)O(OH)) Hardness on Mohs Scale: 6.5-7Crystal System:Orthorhombic Toughness: Fair to Poor SpecificGravity: 3.30 3.35 Luster: Vitreous Refractive Index... SellFeldspar Feldspar Medium Grade Chemistry  Al2O3 (%) 20.5 MaxNa2O (%) 12.0 Max Fe2O3 (%) 0.05 Max TiO2 (%) 0.1 Max FeldsparPlatinum Grade Chemistry  Al2O3 (%) 19.0 Max Na2O (%) 12.0Max Fe2O3 (... Thank you for taking time to go through our businessprofile. If there are any questions, inquiries or comments, pleasefeel free to contact us.
Company Information
Company Product
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