Mineralienatlas - Fossilienatlas
Defernite (Defernit) |
Pictures (8 Images total)
Views (File: ): 2335
Defernit xx (braun) bis 2 cm, in Hausmannit eingewachsen; Fundort: Kombat-Mine, Otavi-Bergland, Namibia Copyright: berthold; Contribution: Mineralienatlas Collection: berthold Location: Namibia/Otjozondjupa, Region/Grootfontein, Kreis/Kombat Mine Mineral: Defernite Image: 1103364380 Rating: 7 (votes: 2) License: Usage for Mineralienatlas project only |
Defernit xx (braun) |
bis 2 cm, in Hausmannit eingewachsen; Fundort: Kombat-Mine, Otavi-Bergland, Namibia |
Collection: | berthold |
Copyright: | berthold |
Contribution: Mineralienatlas 2004-12-18 |
Locality: Kombat Mine / Grootfontein, Kreis / Otjozondjupa, Region / Namibia |
Views (File: ): 1813
Defernit Größe: 90 mm; Fundort: Kombat Mine, Grootfontein District, Region Otjozondjupa, Namibia Copyright: Philip Blümner; Contribution: Philip Blümner Collection: giantcrystal Location: Namibia/Otjozondjupa, Region/Grootfontein, Kreis/Kombat Mine Mineral: Defernite Image: 1266798391 Rating: 6 (votes: 1) License: Usage for Mineralienatlas project only |
Defernit |
Größe: 90 mm; Fundort: Kombat Mine, Grootfontein District, Region Otjozondjupa, Namibia |
Collection: | giantcrystal |
Copyright: | Philip Blümner |
Contribution: Philip Blümner 2010-02-22 |
Locality: Kombat Mine / Grootfontein, Kreis / Otjozondjupa, Region / Namibia |
Views (File: ): 957
Defernit beigebraune bis rosa xx in Hausmannit; Kombat Mine, Grootfontein District, Region Otjozondjupa, Namibia; Bildbreite: 8 mm Copyright: chribiedav; Contribution: chribiedav Collection: chribiedav Location: Namibia/Otjozondjupa, Region/Grootfontein, Kreis/Kombat Mine Mineral: Defernite Image: 1387831681 License: Usage for Mineralienatlas project only |
Defernit |
beigebraune bis rosa xx in Hausmannit; Kombat Mine, Grootfontein District, Region Otjozondjupa, Namibia; Bildbreite: 8 mm |
Collection: | chribiedav |
Copyright: | chribiedav |
Contribution: chribiedav 2013-12-23 |
Locality: Kombat Mine / Grootfontein, Kreis / Otjozondjupa, Region / Namibia |
Views (File: ): 846
Defernit Weißer Defernit von der Kombat mine, Grootfontein, Otavi, Namibia. Bildbreite: 1 mm. Copyright: Ulrich Baumgärtl; Contribution: raritätenjäger Collection: Ulrich Baumgärtl Location: Namibia/Otjozondjupa, Region/Grootfontein, Kreis/Kombat Mine Mineral: Defernite Image: 1414750245 License: Usage for Mineralienatlas project only |
Defernit |
Weißer Defernit von der Kombat mine, Grootfontein, Otavi, Namibia. Bildbreite: 1 mm. |
Collection: | Ulrich Baumgärtl |
Copyright: | Ulrich Baumgärtl |
Contribution: raritätenjäger 2014-10-31 |
Locality: Kombat Mine / Grootfontein, Kreis / Otjozondjupa, Region / Namibia |
Views (File: ): 397
Prismatischeingewachsener dunkeloranger Defernit nmit Hausmannit Namibia/Otjozondjupa, Region/Grootfontein, Kreis/Kombat Mine, BB = 2,5 mm Copyright: husi; Contribution: Münchener Micromounter Collection: Lithothek der Münchener Micromounter, Collection number: A042078, Donator: Rudolf Berrenrath Location: Namibia/Otjozondjupa, Region/Grootfontein, Kreis/Kombat Mine Mineral: Defernite Image: 1573636938 License: Usage for Mineralienatlas project only |
Prismatischeingewachsener dunkeloranger Defernit nmit Hausmannit (SNr: A042078) |
Namibia/Otjozondjupa, Region/Grootfontein, Kreis/Kombat Mine, BB = 2,5 mm |
Collection: | Lithothek der Münchener Micromounter |
Copyright: | husi |
Contribution: Münchener Micromounter 2019-11-13 |
Locality: Kombat Mine / Grootfontein, Kreis / Otjozondjupa, Region / Namibia |
Collectors Summary
Color | farblos, weiß, rosabraun, kupferrosa, dunkelrotviolett |
Streak color | weiß |
Lustre | Glasglanz, Wachsglanz, hochglänzend |
Hardness (Mohs) | 3 |
Cleavages | vollkommen {010}; ausgeprägt {100} |
Fracture | muschelig, splittrig |
Solubility | +++ HCl |
Crystal System | orthorhombisch, Pnam |
Morphology | leistenförmige bis linealartige Kristalle , eingewachsen in Hausmannit-Erz; winzig, undeutlich und fächerförmig aus der Türkei |
Chemism
Chemical formula |
Ca6(CO3)1.58(Si2O7)0.21(OH)7[Cl0.50(OH)0.08(H2O)0.42] |
||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Chemical composition |
Calcium, Chlor, Silicium, Kohlenstoff, Sauerstoff, Wasserstoff |
||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|
|||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Analysis wt% |
CaO : 65.00, MnO : 1.20, SiO2 : 3.60, CO2 : 16.30, H2O : 11.47, Cl : 3.50 (Ref: American Mineralogist 88) |
||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Strunz 9th edition incl. updates |
|||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
5: Carbonate (Carbonate, Nitrate) |
|||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Lapis Classification |
|||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
V: NITRATE, CARBONATE UND BORATE |
|||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Classification by Hölzel |
|||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
9: SILICATES |
|||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Dana 8th edition |
|||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
16b: Carbonates - Hydroxyl or Halogen |
|||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
IMA status |
Anerkannt von der CNMNC |
||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Mineral status |
anerkanntes Mineral |
Optical Properties
Optical Data Luminescence
keine Fluoreszenz bekannt |
Crystallography
mmm |
|
Space Group number |
62 |
Pnam |
|
Cell parameters a (Å) |
17.82 |
Cell parameters b (Å) |
22.76 |
Cell parameters c (Å) |
3.63 |
Cell parameters a/b or c/a |
0.783 |
Cell parameters c/b |
0.159 |
Cell parameters α |
90° |
Cell parameters β |
90° |
Cell parameters γ |
90° |
Z |
4 |
Volume (ų) |
1472.267 |
11.38(100), |
|
Calculated from d-spacing and intensity at 0.1541838 nm (Cu) |
|
leistenförmige bis linealartige Kristalle , eingewachsen in Hausmannit-Erz; winzig, undeutlich und fächerförmig aus der Türkei |
Crystals 3D
Open larger view |
Crystal Structure 3D
Open larger view |
Physical Properties
(Co-)Type locality
(Co-)Type locality |
|
Type material |
Naturhistorisches Museum Genv, Schweiz 435/30 National Museum of Natural History, Washington, D.C., USA 163241 |
Preface
in Manganerz-Lagerstätten |
|
Hausmannit von Namibia; mit Vesuvian, Wollastonit, Andradit, Diopsid, Calcit, Spurrit, Rustumit und Hillebrandit aus der Türkei |
|
Rareness |
sehr selten |
Name from |
Von Halil Sarp, M. F. Taner, Jacques Deferne, Helene Bizouard und B. W. Liebich 1980 zu Ehren von Jacques Deferne, Kurator der Mineralogie, Museum of Natural History, Genf, Schweiz benannt. |
Author (Name, Year) |
Sarp & Taner & Deferne & Bizouard & Liebich, 1980 |
Relevance, Usage |
zu Sammlerzwecken |
Collector information |
gute Stücke sind sehr schwer zu erhalten. |
Additional Information |
Chemische Formel laut Lapis-Mineralien-Verzeichnis: Ca6[(OH,Cl)7-8|(CO3,SiO4)2] |
Other languages
German |
Defernit |
|
Spanish |
Defernita |
|
English |
Defernite |
|
French |
Defernite |
|
Russian |
Дефернит |
CNMNC (IMA)-Number
IMA 1978-057 |
CNMNC symbol
Symbol |
Def |
Automatic Links to external internet sources (Responsibility is with the operator)
Mineral Dealer
Locations with GPS information
IDs
GUSID (Global unique identifier short form) | 1Xfy-zUbhkS_Pd2JcyXQYQ |
GUID (Global unique identifier) | FBF277D5-1B35-4486-BF3D-DD897325D061 |
Database ID | 901 |