WebChemical Formula: (K,Na) (CaNa)2Mg5 [Si8O22] (OH,F)2 Composition: Molecular Weight = 832.34 gm Potassium 3.52 % K 4.24 % K 2 O Sodium 3.45 % Na 4.65 % Na 2 O Calcium 4.82 % Ca 6.74 % CaO Magnesium 14.60 % Mg 24.21 % MgO Silicon 26.99 % Si 57.75 % SiO 2 Hydrogen 0.12 % H 1.08 % H 2 O Oxygen 44.21 % O Fluorine 2.28 % F 2.28 % F … WebFerri Winchite 5.90 ct Trillion Cut 13.30 x 12.30 x 7mm Sweden y99344 Faceted Beige and Brown Gemstone Fluorescent Gem Stone UV Light Loose. 1001RareGemstones. …
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Ferriwinchite Mineral Data
WebChemical Formula: Na (CaNa)Fe++3AlFe+++ [Si6Al2O22] (OH)2 Composition: Molecular Weight = 944.90 gm Sodium 4.87 % Na 6.56 % Na 2 O Calcium 4.24 % Ca 5.93 % CaO Aluminum 8.57 % Al 16.19 % Al 2 O 3 Iron 23.64 % Fe 22.81 % FeO / 8.45 % Fe 2 O 3 Silicon 17.83 % Si 38.15 % SiO 2 Hydrogen 0.21 % H 1.91 % H 2 O Oxygen 40.64 % O … WebThe winchite-group minerals are defined as sodium-calcium amphiboles with A (Na+K+ 2Ca)<0.5 apfu and with C (Al+Fe 3+ +2Ti)<1.5 apfu. The W position may contain (OH), F … WebDescription: Matted group of tan colored bladed crystals, associated with ferriwinchite Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. Mineral Group: [ amphibole (105) ] Quick search: [ All Winchite samples (2) ] RAMAN SPECTRUM BROAD SCAN WITH SPECTRAL ARTIFACTS chapman funeral home marstons mills