General Ferritaramite Information![]() Na(CaNa)(Fe++,Mg)3Fe+++2[Si6Al2O22](OH)2 |
![]() Molecular Weight = 942.23 gm |
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Sodium 4.88 % Na 6.58 % Na2O |
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Calcium 4.25 % Ca 5.95 % CaO |
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Magnesium 2.58 % Mg 4.28 % MgO |
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Aluminum 5.73 % Al 10.82 % Al2O3 |
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Iron 23.71 % Fe 15.25 % FeO / 16.95 % Fe2O3 |
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Silicon 17.88 % Si 38.26 % SiO2 |
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Hydrogen 0.21 % H 1.91 % H2O |
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Oxygen 40.75 % O |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
![]() Na2CaMgFe2+2Fe3+2(Si6Al2O22)(OH)2 |
![]() Nepheline-bearing igneous rocks. |
![]() Approved IMA 1978 |
![]() Wali-tarama, Mariupol, Ukraine. Link to MinDat.org Location Data. |
![]() Named as per current IMA amphibole nomenclature (Burke and Leake 2004; Can. Mineral., 42, 1881-1883). |
![]() Ferritaramite |
![]() | | Ferritaramite Image
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Ferritaramite Crystallography![]() a:b:c =0.5472:1:0.2951 |
![]() a = 9.923, b = 18.134, c = 5.352, Z = 2; beta = 104.8° V = 931.11 Den(Calc)= 3.36 |
![]() Monoclinic - PrismaticH-M Symbol (2/m) Space Group: C 2/m |
![]() By Intensity(I/Io): 3.15(1), 8.53(0.7), 2.73(0.5),1.447(0.3), 2.18(0.3), 2.35(0.3), 2.61(0.3), 3.29(0.3), |
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| Physical Properties of Ferritaramite![]() {110} Perfect |
![]() 3.47 |
![]() Transparent to Translucent |
![]() 5-6 - Between Apatite and Orthoclase |
![]() Vitreous (Glassy) |
| Optical Properties of Ferritaramite![]() NCalc= 1.75 - from Gladstone-Dale relationship (KC = 0.2241) where Ncalc=Dcalc*KC+1 |
NCalc= 1.78 - from Gladstone-Dale relationship (KC = 0.2241) where Ncalc=Dmeas*KC+1 | Calculated Properties of Ferritaramite![]() Bulk Density (Electron Density)=3.29 gm/cc |
note: Specific Gravity of Ferritaramite =3.36 gm/cc. ![]() Fermion Index = 0.01 |
Boson Index = 0.99 ![]() PEFerritaramite = 8.56 barns/electron |
U=PEFerritaramite x rElectron Density= 28.21 barns/cc. ![]() GRapi = 0 (Gamma Ray American Petroleum Institute Units) |
Ferritaramite is Not Radioactive | Ferritaramite Classification![]() 66.01.03b.18 (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 Ferritaramite Information![]() NAME( Dana8) PHYS. PROP.(List of New Min. Names,28-33th,1974-1984) |
![]() Links to other databases for Ferritaramite : |
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 Ferritaramite using: Visit our Advertisers for Ferritaramite : A Bijoux Google Search for FerritaramiteAdam's Minerals Google Search for Ferritaramite Cape Minerals Google Search for Ferritaramite Dakota Matrix Minerals Google Search for Ferritaramite Excalibur Mineral Corp. Google Search for Ferritaramite Exceptional Minerals Google Search for Ferritaramite John Betts Fine Minerals Search for Ferritaramite McDougall Minerals Google Search for Ferritaramite Mineral News Website Link Rock and Mineral Shows Google Search for Ferritaramite Weinrich Minerals, Inc. Google Search for Ferritaramite Ask about Ferritaramite here : Print or Cut-and-Paste your Ferritaramite Specimen Label here :
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