General Sturtite Information![]() (Fe3+)(Mn2+,Ca,Mg)Si4O10(OH)3•10(H2O) |
![]() Molecular Weight = 606.77 gm |
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Calcium 1.98 % Ca 2.77 % CaO |
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Magnesium 0.40 % Mg 0.66 % MgO |
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Manganese 5.43 % Mn 7.01 % MnO |
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Iron 9.20 % Fe 13.16 % Fe2O3 |
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Silicon 18.51 % Si 39.61 % SiO2 |
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Hydrogen 3.82 % H 34.14 % H2O |
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Oxygen 60.65 % O |
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______ ______ |
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100.00 % 97.36 % = TOTAL OXIDE |
![]() Fe3+Mn2+0.6Ca0.3Mg0.1Si4O10(OH)3•10(H2O) |
![]() An inadequately characterized mineral. Sturtite is now considered hisingerite or neotocite. |
![]() Discredited IMA 2006 |
![]() Broken Hill, New South Wales, Australia. Link to MinDat.org Location Data. |
![]() Named for C. Sturt. |
| | Sturtite Image
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Sturtite Crystallography![]() Amorphous- No Crystals |
| Physical Properties of Sturtite![]() Black. |
![]() 2.05 |
![]() 3-3.5 - Calcite-Copper Penny |
![]() Vitreous - Greasy |
![]() yellowish brown |
| Optical Properties of Sturtite![]() NCalc= 1.53 - from Gladstone-Dale relationship (KC = 0.2609) where Ncalc=Dmeas*KC+1 |
| Calculated Properties of Sturtite![]() Bulk Density (Electron Density)=2.10 gm/cc |
note: Specific Gravity of Sturtite =2.05 gm/cc. ![]() Fermion Index = 0.01 |
Boson Index = 0.99 ![]() PESturtite = 5.00 barns/electron |
U=PESturtite x rElectron Density= 10.51 barns/cc. ![]() GRapi = 0 (Gamma Ray American Petroleum Institute Units) |
Sturtite is Not Radioactive | Sturtite Classification![]() 78.00.00.00 (78)Unclassified Silicate Minerals |
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(78.00)Without Dana Classification Numbers |
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(78.00.00)Silicate, Unclassified |
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![]() 09.ED.10 09 - SILICATES (Germanates) |
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09.E - Phyllosilicates |
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09.ED -Phyllosilicates with kaolinite layers |
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| Other Sturtite Information![]() PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) |
![]() Links to other databases for Sturtite : |
1 - Am. Min. Crystal Structure Database 2 - Athena 3 - EUROmin Project 4 - Ecole des Mines de Paris 5 - GeoScienceWorld 6 - Google Images 7 - Google Scholar 8 - MinDAT 9 - Mineralienatlas (Deutsch) 10 - Online Mineral Museum 11 - QUT Mineral Atlas 12 - Ruff.Info Search for Sturtite using: Visit our Advertisers for Sturtite : A Bijoux Google Search for SturtiteAdam's Minerals Google Search for Sturtite Cape Minerals Google Search for Sturtite Dakota Matrix Minerals Google Search for Sturtite Excalibur Mineral Corp. Google Search for Sturtite Exceptional Minerals Google Search for Sturtite John Betts Fine Minerals Search for Sturtite McDougall Minerals Google Search for Sturtite Mineral News Website Link Rock and Mineral Shows Google Search for Sturtite Weinrich Minerals, Inc. Google Search for Sturtite Ask about Sturtite here : Print or Cut-and-Paste your Sturtite Specimen Label here :
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