General Sodic-ferrogedrite InformationNaFe++6AlSi6Al2O22(OH)2 |
Molecular Weight = 993.53 gm |
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Sodium 2.31 % Na 3.12 % Na2O |
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Aluminum 8.15 % Al 15.39 % Al2O3 |
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Iron 33.73 % Fe 43.39 % FeO |
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Silicon 16.96 % Si 36.29 % SiO2 |
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Hydrogen 0.20 % H 1.81 % H2O |
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Oxygen 38.65 % O |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
NaFe2+6Al3Si6O22(OH)2 |
Approved IMA 1997 (Dana # Added) |
Link to MinDat.org Location Data. |
Named for its composition and the original gederite location at Heas, Gedres, France. |
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| | Sodic-ferrogedrite Crystallography Orthorhombic - DipyramidalH-M Symbol (2/m 2/m 2/m) Space Group: P nma |
| Physical Properties of Sodic-ferrogedriteGreen. |
5-6 - Between Apatite and Orthoclase |
| Optical Properties of Sodic-ferrogedrite |
| Calculated Properties of Sodic-ferrogedriteFermion Index = 0.01 |
Boson Index = 0.99 PESodic-ferrogedrite = 11.00 barns/electron |
U=PESodic-ferrogedrite x rElectron Density= . barns/cc. GRapi = 0 (Gamma Ray American Petroleum Institute Units) |
Sodic-ferrogedrite is Not Radioactive | Sodic-ferrogedrite Classification66.01.02.07a (66)Inosilicate Double-Width Unbranched Chains, W=2 |
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(66.01)with P=2 amphibole configuration |
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(66.01.02)Dana Group |
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09.DE.05 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 Sodic-ferrogedrite InformationPHYS. PROP.(Min.Mag.,Vol.61,p303,1997) |
Links to other databases for Sodic-ferrogedrite : |
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 Sodic-ferrogedrite using: Visit our Advertisers for Sodic-ferrogedrite : A Bijoux Google Search for Sodic-ferrogedriteAdam's Minerals Google Search for Sodic-ferrogedrite Cape Minerals Google Search for Sodic-ferrogedrite Dakota Matrix Minerals Google Search for Sodic-ferrogedrite Excalibur Mineral Corp. Google Search for Sodic-ferrogedrite Exceptional Minerals Google Search for Sodic-ferrogedrite John Betts Fine Minerals Search for Sodic-ferrogedrite McDougall Minerals Google Search for Sodic-ferrogedrite Mineral News Website Link Rock and Mineral Shows Google Search for Sodic-ferrogedrite Weinrich Minerals, Inc. Google Search for Sodic-ferrogedrite Ask about Sodic-ferrogedrite here : Print or Cut-and-Paste your Sodic-ferrogedrite Specimen Label here :
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