Mineralienatlas - Fossilienatlas
Geschieberite |
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Geschieberit Bildbreite: 4 mm, Fundort: Geschieber Gang, Einigkeit (Svornost), St. Joachimsthal (Jáchymov), Region Karlsbad (Karlovarsky kraj), Tschechien Copyright: Pavel Škácha, Czechmin; Contribution: thdun5 Location: Tschechien/Karlsbad (Karlovarský kraj)/Karlsbad (Okres Karlovy Vary)/St. Joachimsthal (Jáchymov)/Einigkeit (Svornost)/Geschieber-Gang Mineral: Geschieberite Image: 1444313518 Rating: 3 (votes: 1) License: Usage for Mineralienatlas project only |
Geschieberit |
Bildbreite: 4 mm, Fundort: Geschieber Gang, Einigkeit (Svornost), St. Joachimsthal (Jáchymov), Region Karlsbad (Karlovarsky kraj), Tschechien |
Copyright: | Pavel Škácha, Czechmin |
Contribution: thdun5 2015-10-08 |
Locality: Geschieber-Gang / Einigkeit (Svornost) / St. Joachimsthal (Jáchymov) / Karlsbad (Okres Karlovy Vary) / Karlsbad (Karlovarský kraj) / Tschechien |
Collectors Summary
Color | leuchtend grün |
Streak color | grünlich weiß |
Lustre | Glasglanz |
Hardness (Mohs) | ~ 2 |
Cleavages | vollkommen {100} |
Fracture | uneben |
Solubility | schwach löslich in H2O |
Crystal System | orthorhombisch, Pna21 |
Chemism
Chemical formula |
K2(UO2)(SO4)2·2H2O |
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Chemical composition |
Kalium, Sauerstoff, Schwefel, Uran, Wasserstoff |
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Analysis wt% |
Na2O : 0.23, K2O : 14.29, MgO : 2.05, CaO : 0.06, UO3 : 49.51, SO3 : 27.74, H2O : 6.36 (structure), Total : 100.24 wt.% |
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Strunz 9th edition incl. updates |
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7: Sulfate (Selenate, Tellurate, Chromate, Molybdate, Wolframate) |
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Lapis Classification |
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VI: SULFATE, CHROMATE, MOLYBDATE UND WOLFRAMATE |
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IMA status |
anerkannt - CNMNC Newsletter No. 20, June 2014, page 555 |
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Mineral status |
anerkanntes Mineral |
Optical Properties
leuchtend grün |
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grünlich weiß |
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durchscheinend, transparent |
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Glasglanz |
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RI value β |
1.596(2) |
RI value γ / ε |
1.634(4) |
2V angle |
Biaxial (-) |
Orientation |
X = a |
Optical Data Luminescence
starke gelblichgrüne Fluoreszenz und KW und LW |
Crystallography
Crystals 3D
Open larger view |
Crystal Structure 3D
Open larger view |
Physical Properties
~ 2 |
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3.259 (berechnet) |
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3.309 ( ρ calc. Mineralienatlas ) |
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vollkommen {100} |
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uneben |
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spröde |
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Instability |
schwach löslich in H2O |
(Co-)Type locality
(Co-)Type locality |
Tschechien/Karlsbad (Karlovarský kraj)/Karlsbad (Okres Karlovy Vary)/St. Joachimsthal (Jáchymov)/Einigkeit (Svornost)/Geschieber-Gang |
Type material |
Fersman Mineralogical Museum, Russian Academy of Sciences, Moscow, Russia |
Collection number of type material |
4537/1 |
Paragenesis of type material |
Gips, Adolfpaterait, Mathesiusit, Svornostit |
Preface
References
Other languages
German |
Geschieberit |
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English |
Geschieberite |
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Russian |
Гешиберит |
CNMNC (IMA)-Number
IMA 2014-006 |
CNMNC symbol
Symbol |
Gsb |
Automatic Links to external internet sources (Responsibility is with the operator)
Mineral Dealer
Locations with GPS information
IDs
GUSID (Global unique identifier short form) | _1v1ffUFTU2BXAHp73ztxA |
GUID (Global unique identifier) | 7DF55BFF-05F5-4D4D-815C-01E9EF7CEDC4 |
Database ID | 7769 |