General Ferribarroisite Information![]() CaNa(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 |
![]() | | Ferribarroisite Image
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Ferribarroisite Crystallography![]() Monoclinic - PrismaticH-M Symbol (2/m) Space Group: C 2/m |
| Physical Properties of Ferribarroisite![]() Transparent to Translucent |
![]() 5-6 - Between Apatite and Orthoclase |
![]() Vitreous (Glassy) |
| Optical Properties of Ferribarroisite![]() |
| Calculated Properties of Ferribarroisite![]() Fermion 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 Classification![]() 66.01.03b.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 Information![]() PHYS. PROP.(Min.Mag.,Vol.61,p306,1997) |
![]() Links to other databases for Ferribarroisite : |
1 - Am. Min. Crystal Structure Database 2 - Athena 3 - GeoScienceWorld 4 - Google Images 5 - Google Scholar 6 - MinDAT 7 - Mineralienatlas (Deutsch) 8 - Online Mineral Museum 9 - QUT Mineral Atlas 10 - Ruff.Info Search for Ferribarroisite using: Visit our Advertisers for Ferribarroisite : A Bijoux Google Search for FerribarroisiteAdam's Minerals Google Search for Ferribarroisite Cape Minerals Google Search for Ferribarroisite Dakota Matrix Minerals Google Search for Ferribarroisite Excalibur Mineral Corp. Google Search for Ferribarroisite Exceptional Minerals Google Search for Ferribarroisite John Betts Fine Minerals Search for Ferribarroisite McDougall Minerals Google Search for Ferribarroisite Mineral News Website Link Rock and Mineral Shows Google Search for Ferribarroisite Weinrich Minerals, Inc. Google Search for Ferribarroisite Ask about Ferribarroisite here : Print or Cut-and-Paste your Ferribarroisite Specimen Label here :
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