Mineralienatlas - Fossilienatlas
Krieselite |
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Krieselit E |
schmutzigweiße Aggregate von F-reichem Krieselit auf schwarzem Trägermaterial, Tsumeb Mine, Otavibergland, Namibia; BB 1 mm, analysiert mittels REM-EDX |
Copyright: | Joy Desor |
Contribution: openpit 2020-05-08 |
Locality: Tsumeb Mine / Tsumeb / Oshikoto (Otjikoto), Region / Namibia |
Collectors Summary
Color | beige bis weiß |
Lustre | Fettglanz |
Crystal System | orthorhombisch, Pnma |
Chemism
Chemical formula |
(Al,Ga)2(Ge,C)O4(OH)2 |
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Additional chem. information |
isotopisch mit Topas, Ge Analog von Topas |
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Chemical composition |
Aluminium, Gallium, Germanium, Kohlenstoff, Sauerstoff, Wasserstoff |
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Analysis wt% |
GeO2 : 38.32, As2O3 : 1.54, Al2O3 : 44.34, Ga2O3 : 4.14, Fe2O3 : 0.43, ZnO : 0.70, F : 9.10, H2O : 3.51 (Ref: Neues Jahrbuch für Mineralogie, (Monatshefte) A2010) |
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Strunz 9th edition incl. updates |
9. |
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9: Silikate (Germanate) |
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Lapis Classification |
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IV: OXIDE |
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Classification by Hölzel |
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9: SILICATES |
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IMA status |
anerkannt 2003 |
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Mineral status |
anerkanntes Mineral |
Optical Properties
beige bis weiß |
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durchscheinend |
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Fettglanz |
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RI value α / ω / n |
1.74 |
Ri mean |
1.740 |
2V angle |
Biaxial |
Crystallography
Crystal Structure 3D
Open larger view |
Physical Properties
520 (75g) |
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4.07 (berechnet) |
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4.099 ( ρ calc. Mineralienatlas ) |
(Co-)Type locality
(Co-)Type locality |
References
Other languages
German |
Krieselit |
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English |
Krieselite |
CNMNC (IMA)-Number
IMA 2000-043a |
CNMNC symbol
Symbol |
Kes |
Automatic Links to external internet sources (Responsibility is with the operator)
German pages |
DeWikiPedia - search for: Krieselit Google-Bilder-Suche - search for: Krieselit Mineralienatlas.de (Forum) - search for: Krieselit |
English pages |
Mindat - search for: Krieselite Webmineral - search for:Krieselite Handbook-of-Mineralogy - search for: Krieselite RRUFF - Raman, XRD and other mineral data - search for: Krieselite RRUFF - References and PDF downloads - search for: Krieselite American-Mineralogist-Crystal-Structure-Database - search for: Krieselite Strahlen.org - search for: Krieselite |
Mineral Dealer
German pages |
hausen - Mineralgroßhandel - search for: Krieselit Crystal-Treasure.com - search for: Krieselit Bosse - search for: Krieselit Edelsteine Neuburg - Gundolf Fischer - search for: Krieselit |
Locations with GPS information