General Lingunite Information![]() (Na,Ca)AlSi3O8 |
![]() Molecular Weight = 270.77 gm |
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Sodium 4.25 % Na 5.72 % Na2O |
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Calcium 7.40 % Ca 10.36 % CaO |
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Aluminum 9.96 % Al 18.83 % Al2O3 |
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Silicon 31.12 % Si 66.57 % SiO2 |
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Oxygen 47.27 % O |
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______ ______ |
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100.00 % 101.48 % = TOTAL OXIDE |
![]() Na0.5Ca0.5AlSi3O8 |
![]() Intimately intergrown with feldspathic glass in shock-induced melt veins. Feldspar group high-pressure polymorph of plagioclase believed present below 400 km in the earth. |
![]() Approved IMA 2004 (Dana # Added) |
![]() Sixiangkou L6 chondrite. Link to MinDat.org Location Data. |
![]() Named for Liu Lin-gun (1942-), Chinese mineralogist at the National Taiwan University who first synthesised the mineral. |
![]() IMA2004-054 |
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NaAlSi3O8-hollandite |
| | Lingunite Image
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Lingunite Crystallography![]() a:c = 1:0.29212 |
![]() a = 9.263, c = 2.706, Z = 2; V = 232.18 Den(Calc)= 3.87 |
![]() Tetragonal - DipyramidalH-M Symbol (4/m) Space Group: I 4/m |
![]() By Intensity(I/Io): 2.931(1), 2.032(0.85), 6.55(0.66),4.63(0.6), 1.45(0.42), 1.737(0.37), 2.265(0.35), 1.543(0.33), |
| Physical Properties of Lingunite![]() White. |
![]() Transparent |
![]() Inclusions - Generally found as inclusions in other minerals. |
![]() Microscopic Crystals - Crystals visible only with microscopes. |
![]() Vitreous (Glassy) |
![]() white |
| Optical Properties of Lingunite![]() NCalc= 1.81 - from Gladstone-Dale relationship (KC = 0.2101) where Ncalc=Dcalc*KC+1 |
| Calculated Properties of Lingunite![]() Bulk Density (Electron Density)=3.84 gm/cc |
note: Specific Gravity of Lingunite =3.87 gm/cc. ![]() Fermion Index = 0.01 |
Boson Index = 0.99 ![]() PELingunite = 2.46 barns/electron |
U=PELingunite x rElectron Density= 9.45 barns/cc. ![]() GRapi = 0 (Gamma Ray American Petroleum Institute Units) |
Lingunite is Not Radioactive | Lingunite Classification![]() 76.01.09.01 (76)Tectosilicate Al-Si Framework |
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(76.01)with Al-Si frameworks |
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(76.01.09)Dana Group |
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![]() 09.FA.70 09 - SILICATES (Germanates) |
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09.F - Tektosilicates without Zeolitic H2O |
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09.FA -Tektosilicates without additional non-tetrahedral anions, (Al,B):Si = 1:1 |
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| Other Lingunite Information![]() NAME( Science, 287:1633) PHYS. PROP.(Science, 287:1633) |
![]() Links to other databases for Lingunite : |
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 Lingunite using: Visit our Advertisers for Lingunite : A Bijoux Google Search for LinguniteAdam's Minerals Google Search for Lingunite Cape Minerals Google Search for Lingunite Dakota Matrix Minerals Google Search for Lingunite Excalibur Mineral Corp. Google Search for Lingunite Exceptional Minerals Google Search for Lingunite John Betts Fine Minerals Search for Lingunite McDougall Minerals Google Search for Lingunite Mineral News Website Link Rock and Mineral Shows Google Search for Lingunite Weinrich Minerals, Inc. Google Search for Lingunite Ask about Lingunite here : Print or Cut-and-Paste your Lingunite Specimen Label here :
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