General IMA2009-009 Information Chemical Formula: |
KNa2Li(Mg,Fe)2Ti2Si8O24 |
Composition: |
Molecular Weight = 860.83 gm |
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Potassium 4.54 % K 5.47 % K2O |
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Sodium 5.34 % Na 7.20 % Na2O |
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Lithium 0.81 % Li 1.74 % Li2O |
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Magnesium 4.24 % Mg 7.02 % MgO |
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Titanium 11.12 % Ti 18.56 % TiO2 |
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Iron 3.24 % Fe 4.17 % FeO |
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Silicon 26.10 % Si 55.84 % SiO2 |
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Oxygen 44.61 % O |
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100.00 % 100.00 % = TOTAL OXIDE |
Empirical Formula: |
KNa2LiMg1.5Fe2+0.5Ti2Si8O24 |
Environment: |
Neptunite group. |
IMA Status: |
Proposed IMA 2009 |
Locality: |
Lakargi Mountain, Kabardino-Balkaria, North Caucasus, Russia. Link to MinDat.org Location Data. |
Name Origin: |
Commission on New Minerals, Nomenclature and Classification (CNMNC) |
| | Search for IMA2009-009 Images
Images:
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| | IMA2009-009 Crystallography Axial Ratios: |
a:b:c =1.3083:1:0.7986 |
Cell Dimensions: |
a = 16.3271, b = 12.4788, c = 9.9666, Z = 4; beta = 115.651° V = 1,830.50 Den(Calc)= 3.12 |
Crystal System: |
Monoclinic - PrismaticH-M Symbol (2/m) Space Group: C 2/m |
X Ray Diffraction: |
By Intensity(I/Io): 3.56(1), 2.48(0.8), 9.7(0.8),1.5(0.7), 2.16(0.6), 2.81(0.4), 2.9(0.4), 3.9(0.4), 4.55(0.4), |
| Optical Properties of IMA2009-009 Optical Data: |
NCalc= 1.75 - from Gladstone-Dale relationship (KC = 0.2407) where Ncalc=Dcalc*KC+1 |
| Calculated Properties of IMA2009-009 Electron Density: |
Bulk Density (Electron Density)=3.07 gm/cc |
note: Specific Gravity of IMA2009-009 =3.12 gm/cc. Fermion Index: |
Fermion Index = 0.03 |
Boson Index = 0.97 Photoelectric: |
PEIMA2009-009 = 4.42 barns/electron |
U=PEIMA2009-009 x relectron= 13.54 barns/cc. Radioactivity: |
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GRapi = 64.40 (Gamma Ray American Petroleum Institute Units)
Estimated Radioactivity from IMA2009-009 - barely detectable | IMA2009-009 Classification Dana Class: |
70.04.01.04 (70)Inosilicate Column or Tube Structures |
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(70.04)with linked chains forming cages |
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(70.04.01)Neptunite group |
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Strunz Class: |
09.DX.00 09 - SILICATES (Germanates) |
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09.D - Unclassified Strunz Inosilicates |
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09.DX -Unknown |
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| Other IMA2009-009 Information See Also: |
Links to other databases for IMA2009-009 : |
1 - Am. Min. Crystal Structure Database 2 - Athena 3 - Google Images 4 - Google Scholar 5 - MinDAT 6 - Mineralienatlas (Deutsch) 7 - Online Mineral Museum 8 - Ruff.Info Search for IMA2009-009 using: Visit our Advertisers for IMA2009-009 : A Bijoux Google Search for IMA2009-009Adam's Minerals Google Search for IMA2009-009 Cape Minerals Google Search for IMA2009-009 Dakota Matrix Minerals Google Search for IMA2009-009 Excalibur Mineral Corp. Google Search for IMA2009-009 Exceptional Minerals Google Search for IMA2009-009 John Betts Fine Minerals Search for IMA2009-009 McDougall Minerals Google Search for IMA2009-009 Mineral News Website Link Rock and Mineral Shows Google Search for IMA2009-009 Weinrich Minerals, Inc. Google Search for IMA2009-009 Ask about IMA2009-009 here : Print or Cut-and-Paste your IMA2009-009 Specimen Label here :
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