Mineralienatlas - Fossilienatlas
Orthobrannerite |
Pictures (2 Images total)
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Gold mit Orthobrannerit ![]() Gold mit Orthobrannerit auf Quarz von Brusson, Val d´Aosta, Italien. Bildbreite etwa 6 mm. Copyright: Klaus Schäfer; Contribution: Klaus Schäfer Collection: Klaus Schäfer, Collection number: Au-Gold-2-1-107 Location: Italien/Aostatal (Valle d'Aosta), Region/Ayastal (Valle d'Ayas)/Brusson/Bergwerk Brusson (Minera di Brusson) Mineral: Gold, Orthobrannerite Image: 1583912380 Rating: 9 (votes: 1) License: Usage for Mineralienatlas project only |
Gold mit Orthobrannerit (SNr: Au-Gold-2-1-107) ![]() |
Gold mit Orthobrannerit auf Quarz von Brusson, Val d´Aosta, Italien. Bildbreite etwa 6 mm. |
Collection: | Klaus Schäfer |
Copyright: | Klaus Schäfer |
Contribution: Klaus Schäfer 2020-03-11 |
Locality: Bergwerk Brusson (Minera di Brusson) / Brusson / Ayastal (Valle d'Ayas) / Aostatal (Valle d'Aosta), Region / Italien |
Views (File: ): 636
Goldkristalle auf Quarz Goldkristalle zusammen mit Orthobrannerit auf Quarz von Brusson, Val d´Aosta, Italien. Bildhöhe etwa 5,5 mm. Copyright: Klaus Schäfer; Contribution: Klaus Schäfer Collection: Klaus Schäfer, Collection number: Au-Gold-2-1-60 Location: Italien/Aostatal (Valle d'Aosta), Region/Ayastal (Valle d'Ayas)/Brusson/Bergwerk Brusson (Minera di Brusson) Mineral: Gold, Orthobrannerite Image: 1583912203 License: Usage for Mineralienatlas project only |
Goldkristalle auf Quarz (SNr: Au-Gold-2-1-60) |
Goldkristalle zusammen mit Orthobrannerit auf Quarz von Brusson, Val d´Aosta, Italien. Bildhöhe etwa 5,5 mm. |
Collection: | Klaus Schäfer |
Copyright: | Klaus Schäfer |
Contribution: Klaus Schäfer 2020-03-11 |
Locality: Bergwerk Brusson (Minera di Brusson) / Brusson / Ayastal (Valle d'Ayas) / Aostatal (Valle d'Aosta), Region / Italien |
Collectors Summary
Color | schwarz |
Streak color | braunschwarz |
Lustre | Diamantglanz |
Hardness (Mohs) | 5 |
Solubility | +++ warme H2SO4, H3PO4, - kalte H2SO4, HCl |
Crystal System | orthorhombisch, P2122 |
Chemism
Chemical formula |
U4+U6+Ti4O12(OH)2 |
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Chemical composition |
Titan, Sauerstoff, Uran, Wasserstoff |
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Analysis wt% |
UO2 : 28.75, ThO2 : 1.03, UO3 : 31.08, CaO : 0.44, TiO2 : 35.35, Fe2O3 : 0.40, SiO2 : 0.65, H2O : 1.87 (Ref: Acta Geologica Sinica 78) |
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Strunz 9th edition incl. updates |
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4: Oxide, Hydroxide (Oxide, Hydroxide, V[5,6]-Vanadate, Arsenite, Antimonite, Bismutite, Sulfite, Selenite, Tellurite, Iodate) |
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Lapis Classification |
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IV: OXIDE |
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Classification by Hölzel |
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4: OXIDES |
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Dana 8th edition |
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08: Multiple Oxides with Nb, Ta, and Ti |
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IMA status |
anerkanntes Mineral |
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Mineral status |
anerkanntes Mineral |
Optical Properties
schwarz |
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braunschwarz |
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opak, durchscheinend |
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Diamantglanz |
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Reflectivity: (Lambda nm) ↓, ↑, Ø |
(546) 16.6, 17.8, 17.2 |
Reflectivity Ø |
17.2 |
Crystallography
Crystals 3D
Open larger view |
Physical Properties
5 |
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524 (175g)g |
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5.46 (gemessen) |
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5.45 ( ρ calc. Mineralienatlas ) |
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Instability |
+++ warme H2SO4, H3PO4, - kalte H2SO4, HCl |
(Co-)Type locality
(Co-)Type locality |
Preface
Author (Name, Year) |
, 1978 |
Safety Instructions
Industrial chemicals are often present in powder form and therefore often contain much higher dangers than natural, crystalline substances. These hazard statements refer to the classification of industrially used chemical compounds that may also occur in this natural mineral. The hazard classification makes no claim to completeness. ![]() Safety classes: Ionizing radiation: Radioaktiv |
Other languages
German |
Orthobrannerit |
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English |
Orthobrannerite |
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French |
Orthobrannerite |
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Spanish |
Ortobrannerita |
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Japanese |
オルソブランネル石 |
Alternative Name
Spanish |
Orthobrannerita |
CNMNC symbol
Symbol |
Obnr |
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