Mineralienatlas - Fossilienatlas
Tridymite (Tridymit) |
Pictures (123 Images total)
Views (File: ): 8602
Tridymit Bildbreite: 3 mm; Fundort: Stbr. Caspar, Ettringer Bellerberg, Ettringen, Eifel, Deutschland Copyright: Stephan Wolfsried; Contribution: Hg Location: Deutschland/Rheinland-Pfalz/Mayen-Koblenz-Kreis/Vordereifel, Verbandsgemeinde/Ettringen/Bellerberg/Ettringer Bellerberg (Stbr. Caspar) Mineral: Tridymite Image: 1254836761 Rating: 9.67 (votes: 3) License: Usage for Mineralienatlas project only |
Tridymit |
Bildbreite: 3 mm; Fundort: Stbr. Caspar, Ettringer Bellerberg, Ettringen, Eifel, Deutschland |
Copyright: | Stephan Wolfsried |
Contribution: Hg 2009-10-06 |
Locality: Ettringer Bellerberg (Stbr. Caspar) / Bellerberg / Ettringen / Vordereifel, Verbandsgemeinde / Mayen-Koblenz-Kreis / Rheinland-Pfalz / Deutschland |
Views (File: ): 6344
Tridymit Bildbreite: 3 mm; Fundort: Stbr. Caspar, Ettringer Bellerberg, Ettringen, Eifel, Deutschland Copyright: Stephan Wolfsried; Contribution: Hg Location: Deutschland/Rheinland-Pfalz/Mayen-Koblenz-Kreis/Vordereifel, Verbandsgemeinde/Ettringen/Bellerberg/Ettringer Bellerberg (Stbr. Caspar) Mineral: Tridymite Image: 1254836724 Rating: 9.5 (votes: 2) License: Usage for Mineralienatlas project only |
Tridymit |
Bildbreite: 3 mm; Fundort: Stbr. Caspar, Ettringer Bellerberg, Ettringen, Eifel, Deutschland |
Copyright: | Stephan Wolfsried |
Contribution: Hg 2009-10-06 |
Locality: Ettringer Bellerberg (Stbr. Caspar) / Bellerberg / Ettringen / Vordereifel, Verbandsgemeinde / Mayen-Koblenz-Kreis / Rheinland-Pfalz / Deutschland |
Views (File: ): 53
Tridymit Tridymit auf Pyroxen BB ca.18 mm Deutschland/Rheinland-Pfalz/Vulkaneifel, Landkreis/Daun/Üdersdorf/Emmelberg Copyright: Mabu; Contribution: anatase2 Collection: anatase2 Location: Deutschland/Rheinland-Pfalz/Vulkaneifel, Landkreis/Daun/Üdersdorf/Emmelberg Mineral: Tridymite Image: 1677839105 Rating: 10 (votes: 1) License: Usage for Mineralienatlas project only |
Tridymit |
Tridymit auf Pyroxen BB ca.18 mm Deutschland/Rheinland-Pfalz/Vulkaneifel, Landkreis/Daun/Üdersdorf/Emmelberg |
Collection: | anatase2 |
Copyright: | Mabu |
Contribution: anatase2 2023-03-03 |
Locality: Emmelberg / Üdersdorf / Daun / Vulkaneifel, Landkreis / Rheinland-Pfalz / Deutschland |
Views (File: ): 15567, Rating: 9.42
Cristobalit-Tridymit-Verwachsung Bildbreite: 3 mm; Fundort: Stbr. Caspar, Ettringer Bellerberg, Ettringen, Eifel, Deutschland Copyright: Stephan Wolfsried; Contribution: slugslayer Location: Deutschland/Rheinland-Pfalz/Mayen-Koblenz-Kreis/Vordereifel, Verbandsgemeinde/Ettringen/Bellerberg/Ettringer Bellerberg (Stbr. Caspar) Mineral: Cristobalite, Tridymite Image: 1249794972 Rating: 9.42 (votes: 12) License: Usage for Mineralienatlas project only |
Cristobalit-Tridymit-Verwachsung |
Bildbreite: 3 mm; Fundort: Stbr. Caspar, Ettringer Bellerberg, Ettringen, Eifel, Deutschland |
Copyright: | Stephan Wolfsried |
Contribution: slugslayer 2009-08-09 |
Locality: Ettringer Bellerberg (Stbr. Caspar) / Bellerberg / Ettringen / Vordereifel, Verbandsgemeinde / Mayen-Koblenz-Kreis / Rheinland-Pfalz / Deutschland |
Views (File: ): 4319, Rating: 8.8
Tridymit Sechszackiger sternförmiger farbloser Kristall, BB = 4,2 mm, Fundort: Wingertsberg, Laacher See, Mendig, Eifel, Rheinland-Pfalz, Deutschland. Copyright: Bebo; Contribution: Münchener Micromounter Collection: Lithothek der Münchener Micromounter, Collection number: A033081, Donator: Gisela Wirtz Location: Deutschland/Rheinland-Pfalz/Mayen-Koblenz-Kreis/Mendig, Verbandsgemeinde/Wingertsberg/Hartsteinbruch (Schlacken) Mineral: Tridymite Image: 1428343592 Rating: 8.8 (votes: 10) License: Usage for Mineralienatlas project only |
Tridymit (SNr: A033081) |
Sechszackiger sternförmiger farbloser Kristall, BB = 4,2 mm, Fundort: Wingertsberg, Laacher See, Mendig, Eifel, Rheinland-Pfalz, Deutschland. |
Collection: | Lithothek der Münchener Micromounter |
Copyright: | Bebo |
Contribution: Münchener Micromounter 2015-04-06 |
Locality: Hartsteinbruch (Schlacken) / Wingertsberg / Mendig, Verbandsgemeinde / Mayen-Koblenz-Kreis / Rheinland-Pfalz / Deutschland |
Views (File: ): 2239, Rating: 9.14
Tridymit Tridymit BB 1,8 mm mm Deutschland/Rheinland-Pfalz/Vulkaneifel, Landkreis/Daun/Üdersdorf/Emmelberg Copyright: Mabu; Contribution: anatase2 Collection: anatase2 Location: Deutschland/Rheinland-Pfalz/Vulkaneifel, Landkreis/Daun/Üdersdorf/Emmelberg Mineral: Tridymite Image: 1703165463 Rating: 9.14 (votes: 7) License: Usage for Mineralienatlas project only |
Tridymit |
Tridymit BB 1,8 mm mm Deutschland/Rheinland-Pfalz/Vulkaneifel, Landkreis/Daun/Üdersdorf/Emmelberg |
Collection: | anatase2 |
Copyright: | Mabu |
Contribution: anatase2 2023-12-21 |
Locality: Emmelberg / Üdersdorf / Daun / Vulkaneifel, Landkreis / Rheinland-Pfalz / Deutschland |
Collectors Summary
Color | farblos, weiß, gelblich weiß, grau |
Streak color | weiß |
Lustre | Glasglanz, möglicherweise Perlglanz auf {0001} |
Hardness (Mohs) | 7 |
Cleavages | prismatisch, schlecht |
Fracture | muschelig |
Solubility | +++ HF, - Säuren |
Crystal System | orthorhombisch, C2221 |
Chemism
Chemical formula |
SiO2 |
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Chemical composition |
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Analysis wt% |
SiO2 : 96.10, Fe2O3 : 1.90, MgO : 1.30 (Ref: Dana, 7th ed. 3) |
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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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Hey's Chemical Index of Minerals |
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07: Oxides and Hydroxides |
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Dana 8th edition |
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75: Tektosilicate Minerals |
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IMA status |
Erstbeschreibung vor CNMNC-Gründung (1959), als Mineral meist anerkannt |
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Mineral status |
anerkanntes Mineral |
Optical Properties
Optical Data Luminescence
keine Fluoreszenz bekannt |
Crystallography
Crystals 3D
Open larger view |
Crystal Structure 3D
Open larger view |
Physical Properties
7 |
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1300 (ungefähre Angabe abgeleitet aus der Mohshärte) |
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2.28 - 2.33 / Durchschnittlich = 2.3 |
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2.281 ( ρ calc. Mineralienatlas ) |
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prismatisch, schlecht |
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muschelig |
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spröde |
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Instability |
+++ HF, - Säuren |
(Co-)Type locality
(Co-)Type locality |
Preface
References
Handbook of Mineralogy (Anthony et al.), 2 (1995), 820 Annalen der Physik und Chemie 135 (1868), 437 Physics and Chemistry of Minerals 28 (2001), 313 |
Other languages
Spanish |
Tridimita |
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Dutch |
Tridymiet |
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German |
Tridymit |
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French |
Tridymite |
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English |
Tridymite |
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Estonian |
Tridümiit |
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Polish |
Trydymit |
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Russian |
Тридимит |
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Japanese |
鱗珪石 |
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Simplified Chinese |
鳞石英 |
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Simplified Chinese |
鳞英石 |
Alternative Name
Alpha-Tridymite |
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German |
Asmanit |
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Spanish |
Asmanita |
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Asmanite |
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English |
Tridamite |
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Spanish |
Tridymita |
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Tridymite-alpha |
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Tridymite-α |
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German |
α-Tridymit |
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Spanish |
α-Tridymita |
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α-Tridymite |
CNMNC symbol
Symbol |
Trd |
Automatic Links to external internet sources (Responsibility is with the operator)
Mineral Dealer
Locations with GPS information
IDs
GUSID (Global unique identifier short form) | 76lQYBqoAEaTukydUE0W4A |
GUID (Global unique identifier) | 6050A9EF-A81A-4600-93BA-4C9D504D16E0 |
Database ID | 3899 |