General Schaurteite Information![]() Ca3Ge++++(SO4)2(OH)6•3(H2O) |
![]() Molecular Weight = 541.06 gm |
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Calcium 22.22 % Ca 31.09 % CaO |
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Germanium 13.42 % Ge 19.33 % GeO2 |
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Hydrogen 2.24 % H 19.98 % H2O |
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Sulfur 11.85 % S 29.60 % SO3 |
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Oxygen 50.27 % O |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
![]() Ca3Ge(SO4)2(OH)6•3(H2O) |
![]() Alteration product of Ge-bearing ores. |
![]() Approved IMA 1965 |
![]() Tsumeb, Namibia. Link to MinDat.org Location Data. |
![]() Named for Werner T. Schaurte (1892-1978), South African scientist. |
![]() Schaurteite + Pronunciation |
![]() | | Schaurteite Image
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Schaurteite Crystallography![]() a:c = 1:1.26721 |
![]() a = 8.525, c = 10.803, Z = 2; V = 679.93 Den(Calc)= 2.64 |
![]() Hexagonal - Ditrigonal DipyramidalH-M Symbol (6 m2) Space Group: P 62c |
![]() By Intensity(I/Io): 3.34(1), 4.26(0.7), 2.139(0.6), |
| Physical Properties of Schaurteite![]() Silky white. |
![]() 2.65 |
![]() Transparent to Translucent |
![]() Acicular - Occurs as needle-like crystals. |
![]() Fibrous - Crystals made up of fibers. |
![]() 2.5 - Finger Nail |
![]() Silky |
![]() white |
| Optical Properties of Schaurteite![]() CI meas= 0.004 (Superior) - where the CI = (1-KPDmeas/KC) |
CI calc= 0 (Superior) - where the CI = (1-KPDcalc/KC) KPDcalc= 0.2178,KPDmeas= 0.217,KC= 0.2179 Ncalc = 1.58 ![]() Uniaxial (+), w=1.569, e=1.581, bire=0.0120. |
| Calculated Properties of Schaurteite![]() Bulk Density (Electron Density)=2.65 gm/cc |
note: Specific Gravity of Schaurteite =2.64 gm/cc. ![]() Fermion Index = 0.01 |
Boson Index = 0.99 ![]() PESchaurteite = 11.23 barns/electron |
U=PESchaurteite x rElectron Density= 29.81 barns/cc. ![]() GRapi = 0 (Gamma Ray American Petroleum Institute Units) |
Schaurteite is Not Radioactive | Schaurteite Classification![]() 31.07.06.02 (31)Hydrated Sulfates Containing Hydroxyl or Halogen |
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(31.07)where (A+ B++)2 (XO4) Zq·x(H2O) |
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(31.07.06)Despujolsite Group |
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![]() 07.DF.25 07 - SULFATES (SELENATES, TELLURATES) |
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07.D - Sulfates (selenates, etc.) with additional anions, with H2O |
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07.DF -With large and medium-sized cations |
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| Other Schaurteite Information![]() NAME( Dana8) PHYS. PROP.(Dana8) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990) |
![]() Links to other databases for Schaurteite : |
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 - Handbook of Mineralogy (MinSocAm) 9 - Handbook of Mineralogy (UofA) 10 - MinDAT 11 - Mineralienatlas (Deutsch) 12 - Online Mineral Museum 13 - QUT Mineral Atlas 14 - Ruff.Info Search for Schaurteite using: Visit our Advertisers for Schaurteite : A Bijoux Google Search for SchaurteiteAdam's Minerals Google Search for Schaurteite Cape Minerals Google Search for Schaurteite Dakota Matrix Minerals Google Search for Schaurteite Excalibur Mineral Corp. Google Search for Schaurteite Exceptional Minerals Google Search for Schaurteite John Betts Fine Minerals Search for Schaurteite McDougall Minerals Google Search for Schaurteite Mineral News Website Link Rock and Mineral Shows Google Search for Schaurteite Weinrich Minerals, Inc. Google Search for Schaurteite Ask about Schaurteite here : Print or Cut-and-Paste your Schaurteite Specimen Label here :
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