Mineral of the Month Club - An Inexpensive Way to Enjoy Minerals General Ferribarroisite InformationCaNa(Fe++,Mg)3Fe+++2[AlSi7O22](OH)2 |
Molecular Weight = 928.23 gm |
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Sodium 2.48 % Na 3.34 % Na2O |
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Calcium 4.32 % Ca 6.04 % CaO |
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Magnesium 1.96 % Mg 3.26 % MgO |
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Aluminum 2.91 % Al 5.49 % Al2O3 |
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Iron 25.57 % Fe 17.42 % FeO / 17.20 % Fe2O3 |
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Silicon 21.18 % Si 45.31 % SiO2 |
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Hydrogen 0.22 % H 1.94 % H2O |
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Oxygen 41.37 % O |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
CaNaFe2+2.25Mg0.75Fe3+2(Si7AlO22)(OH)2 |
Approved IMA 1997 |
Link to MinDat.org Location Data. |
Named as per current IMA amphibole nomenclature (Burke and Leake 2004; Can. Mineral., 42, 1881-1883). |
Ferribarroisite + Pronunciation |
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Ferribarroisite Crystallography Monoclinic - PrismaticH-M Symbol (2/m) Space Group: C 2/m |
| Physical Properties of FerribarroisiteTransparent to Translucent |
5-6 - Between Apatite and Orthoclase |
Vitreous (Glassy) |
| Optical Properties of Ferribarroisite |
| Calculated Properties of FerribarroisiteFermion Index = 0.01 |
Boson Index = 0.99 PEFerribarroisite = 9.11 barns/electron |
U=PEFerribarroisite x rElectron Density= . barns/cc. GRapi = 0 (Gamma Ray American Petroleum Institute Units) |
Ferribarroisite is Not Radioactive | Ferribarroisite Classification66.01.03b.07 (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 Ferribarroisite InformationPHYS. PROP.(Min.Mag.,Vol.61,p306,1997) |
Links to other databases for Ferribarroisite : |
1 - Am. Min. Crystal Structure Database 2 - Athena 3 - Google Images 4 - Google Scholar 5 - MinDAT 6 - MinMax(Deutsch) 7 - MinMax(English) 8 - Mineralienatlas (Deutsch) 9 - QUT Mineral Atlas 10 - Ruff.Info Search for Ferribarroisite using: Visit our Advertisers for Ferribarroisite : AA Mineral SpecimensB & L Fine Minerals Crystalarium.com Dan Weinrich Fine Minerals Dan Weinrich Auctions Dakota Matrix Diamond Dan Publications e-Rocks Auctions Excalibur Minerals Exceptional Minerals Heliodor John Betts Fine Minerals Mason's Minerals Mineral News Mineral of the Month Club Wrights Rock Shop Translate Ferribarroisite Mineral Data : Ask about Ferribarroisite here : Print or Cut-and-Paste your Ferribarroisite Specimen Label here :
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