[Newest Minerals] [Rare Minerals] [Cabinet Specimens] [About Us] [Image Gallery] Dakota Matrix Minerals Updated weekly, for the collector, educator, and researcher since 1996 Extensive Inventory of very Rare Minerals. Visa and Mastercard are Welcome General Ferrobarroisite Information[ ](CaNa)Fe++3AlFe+++Si7AlO22(OH)2 |
Molecular Weight = 923.02 gm |
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Sodium 2.49 % Na 3.36 % Na2O |
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Calcium 4.34 % Ca 6.08 % CaO |
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Aluminum 5.85 % Al 11.05 % Al2O3 |
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Iron 24.20 % Fe 23.35 % FeO / 8.65 % Fe2O3 |
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Silicon 21.30 % Si 45.57 % SiO2 |
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Hydrogen 0.22 % H 1.95 % H2O |
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Oxygen 41.60 % O |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
CaNaFe2+3AlFe3+(Si7AlO22)(OH)2 |
Approved IMA 1978 |
Link to MinDat.org Location Data. |
Named as per current IMA amphibole nomenclature (Burke and Leake 2004; Can. Mineral., 42, 1881-1883). |
Ferrobarroisite |
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| | Ferrobarroisite Crystallography Monoclinic - PrismaticH-M Symbol (2/m) Space Group: C 2/m |
| Physical Properties of FerrobarroisiteGreen. |
5-6 - Between Apatite and Orthoclase |
| Optical Properties of Ferrobarroisite |
| Calculated Properties of FerrobarroisiteFermion Index = 0.01 |
Boson Index = 0.99 PEFerrobarroisite = 8.75 barns/electron |
U=PEFerrobarroisite x rElectron Density= . barns/cc. GRapi = 0 (Gamma Ray American Petroleum Institute Units) |
Ferrobarroisite is Not Radioactive | Ferrobarroisite Classification66.01.03b.06 (66)Inosilicate Double-Width Unbranched Chains, W=2 |
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(66.01)with P=2 amphibole configuration |
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(66.01.03b)Group 3, the sodic-calcic amphiboles |
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09.DE.20 09 - SILICATES (Germanates) |
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09.D - Inosilicates* Structural terminology according to Liebau (1985) |
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09.DE -Inosilicates with 2-periodic double chains, Si4O11; amphibole family |
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| Other Ferrobarroisite InformationPHYS. PROP.(Enc. of Minerals,2nd ed.,1990) |
Links to other databases for Ferrobarroisite : |
1 - Am. Min. Crystal Structure Database 2 - Athena 3 - EUROmin Project 4 - Ecole des Mines de Paris 5 - Google Images 6 - Google Scholar 7 - Handbook of Mineralogy (MinSocAm) 8 - Handbook of Mineralogy (UofA) 9 - MinDAT 10 - MinMax(Deutsch) 11 - MinMax(English) 12 - Mineralienatlas (Deutsch) 13 - QUT Mineral Atlas 14 - Ruff.Info Search for Ferrobarroisite using: Visit our Advertisers for Ferrobarroisite : AA Mineral SpecimensB & L Fine Minerals Crystalarium.com Dan Weinrich Fine Minerals Dan Weinrich Auctions Dakota Matrix Desert Winds Gems and Minerals Excalibur Minerals Exceptional Minerals Fabre Minerals Heliodor John Betts Fine Minerals Mason's Minerals Mineral News Mineral of the Month Club Wrights Rock Shop Translate Ferrobarroisite Mineral Data : Ask about Ferrobarroisite here : Print or Cut-and-Paste your Ferrobarroisite Specimen Label here :
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