[Mineral Auctions] [Register] [Current Auctions] [Log In] [www.danweinrich.com] Dan Weinrich Auctions Specializing In Live Weekly Auctions Of Top Quality Mineral Specimens The Place To Find Great Specimens At Great Prices! General Ferribarroisite InformationCaNa(Fe++,Mg)3Fe+++2[AlSi7O22](OH)2 |
Molecular Weight = 928.23 gm |
|
Sodium 2.48 % Na 3.34 % Na2O |
|
Calcium 4.32 % Ca 6.04 % CaO |
|
Magnesium 1.96 % Mg 3.26 % MgO |
|
Aluminum 2.91 % Al 5.49 % Al2O3 |
|
Iron 25.57 % Fe 17.42 % FeO / 17.20 % Fe2O3 |
|
Silicon 21.18 % Si 45.31 % SiO2 |
|
Hydrogen 0.22 % H 1.94 % H2O |
|
Oxygen 41.37 % O |
|
______ ______ |
|
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
|
|
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 |
|
(66.01)with P=2 amphibole configuration |
|
(66.01.03b)Group 3, the sodic-calcic amphiboles |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
09.DE.20 09 - SILICATES (Germanates) |
|
09.D - Inosilicates* Structural terminology according to Liebau (1985) |
|
09.DE -Inosilicates with 2-periodic double chains, Si4O11; amphibole family |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 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 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 Ferribarroisite Mineral Data : Ask about Ferribarroisite here : Print or Cut-and-Paste your Ferribarroisite Specimen Label here :
| |
|
| | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||