Mineralienatlas - Fossilienatlas
Oxy-dravite (Oxydravit) |
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Oxy-Dravit Locotal-Brekzie, Cristalmayu, Alto Chapare Distrikt, Chapare, Cochabamba, BO; Bildbreite ca. 10mm Copyright: Stefan; Contribution: Stefan Location: Bolivien/Cochabamba, Departamento/Chapare, Provinz/Alto Chapare Distrikt/Cristalmayu/Locotal-Brekzie Mineral: Oxy-dravite Image: 1634684836 License: Usage for Mineralienatlas project only |
Oxy-Dravit |
Locotal-Brekzie, Cristalmayu, Alto Chapare Distrikt, Chapare, Cochabamba, BO; Bildbreite ca. 10mm |
Copyright: | Stefan |
Contribution: Stefan 2021-10-19 |
Locality: Locotal-Brekzie / Cristalmayu / Alto Chapare Distrikt / Chapare, Provinz / Cochabamba, Departamento / Bolivien |
Collectors Summary
Color | dunkelrot |
Streak color | rosa |
Lustre | Glasglanz |
Hardness (Mohs) | 7 |
Fracture | muschelig |
Crystal System | trigonal, R3m |
Additional information / Summary
Chemism
Chemical formula |
Na(Al2Mg)(Al5Mg)(Si6O18)(BO3)3(OH)3O |
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Additional chem. information |
Turmalin-Supergruppe |
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Chemical composition |
Aluminium, Magnesium, Natrium, Silicium, Bor, Sauerstoff, Wasserstoff |
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Strunz 9th edition incl. updates |
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9: Silikate (Germanate) |
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Lapis Classification |
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VIII: SILIKATE |
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Classification by Hölzel |
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9: SILICATES |
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IMA status |
anerkannt Juli 2012 - CNMNC Newsletter No. 14, October 2012, page 1282; Mineralogical Magazine, 76, 1281-1288 |
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Mineral status |
anerkanntes Mineral |
IMA Classification
IMA Classification |
Tourmaline supergroup ⇒ Alkali-Tourmaline group ⇒ Tourmaline Alkali-subgroup 1 |
Optical Properties
Crystallography
Crystals 3D
Open larger view |
Crystal Structure 3D
Open larger view |
Physical Properties
7 |
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3.073 (berechnet) |
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3.025 ( ρ calc. Mineralienatlas ) |
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muschelig |
(Co-)Type locality
(Co-)Type locality |
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Type material |
Museum der Mineralogie, Erdwissenschaften, Sapienza University von Rom, Rom, Italien |
Collection number of type material |
33066 |
Preface
Author (Name, Year) |
Ferdinando Bosi und Henrik Skogby (2012) |
References
CNMNC Newsletter No. 14, October 2012, page 1282; Mineralogical Magazine, 76, 1281-1288 Bosi, F. & Skogby, H.: Oxy-dravite, Na(Al2Mg)(Al5Mg)(Si6O18)(BO3)3(OH)3O, a new mineral species of the tourmaline supergroup - American Mineralogist, Volume 98 (2013) S. 1442–1448. G. D. Gatta, F. Bosi, G. J. Mcintyre, H. Skogby: First accurate location of two proton sites in tourmaline: A single-crystal neutron diffraction study of oxy-dravite. Mineral Mag Vol. 78, Nr. 3 (2014) S. 681-692. Lenka Skřápková ; Jan Cempírek; Philippe M. Belley; Lee A. Groat; Radek Škoda: Physical properties and crystal structure of near end-member oxy-dravite from the Beluga occurrence, Nunavut territory, Canada. Mineralogical Magazine Vol. 87, Nr. 5 (2023) S. 719-730. Open Access doi: 10.1180/mgm.2023.59 |
IMA group assignments
Refresh list | Actuality: 25. Mar 2024 - 17:51:16 |
Other languages
German |
Oxy-Dravit |
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English |
Oxy-dravite |
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Russian |
Оксидравит |
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Russian |
Оксихромдравит |
Alternative Name
German |
Oxydravit |
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Oxyravit |
CNMNC (IMA)-Number
IMA 2012-004a |
CNMNC symbol
Symbol |
Odrv |
Automatic Links to external internet sources (Responsibility is with the operator)
Mineral Dealer
Locations with GPS information
IDs
GUSID (Global unique identifier short form) | iZSQmeYhMUGyy7NeqwTzmA |
GUID (Global unique identifier) | 99909489-21E6-4131-B2CB-B35EAB04F398 |
Database ID | 7439 |