Mineralienatlas - Fossilienatlas
Tephroite (Tephroit) |
Pictures (17 Images total)
Views (Image: 1167410642): 4713 |
Tephroit |
Bilbreite: 3 mm; Fundort: Laacher See-Vulkangebiet, Eifel, Deutschland |
Copyright: | Stephan Wolfsried |
Contribution: Hg 2006-12-29 |
Locality: Laacher See / Brohltal, Verbandsgem. / Ahrweiler, Landkreis / Rheinland-Pfalz / Deutschland |
Views (Image: 1204410688): 2234 |
Tephroit |
Bildbreite: 3 mm; Fundort: Fundort: Laacher See Vulkangebiet, Eifel, Rheinland-Pfalz, Deutschland |
Copyright: | Stephan Wolfsried |
Contribution: Hg 2008-03-01 |
Locality: Laacher See / Brohltal, Verbandsgem. / Ahrweiler, Landkreis / Rheinland-Pfalz / Deutschland |
Views (Image: 1204410759): 2401 |
Tephroit |
Bildbreite: 6 mm; Fundort: Fundort: Laacher See Vulkangebiet, Eifel, Rheinland-Pfalz, Deutschland |
Copyright: | Stephan Wolfsried |
Contribution: Hg 2008-03-01 |
Locality: Laacher See / Brohltal, Verbandsgem. / Ahrweiler, Landkreis / Rheinland-Pfalz / Deutschland |
Views (Image: 1185115644): 2865 |
Tephroit |
Laacher See-Vulkangebiet, Eifel, Deutschland |
Copyright: | Stephan Wolfsried |
Contribution: Hg 2007-07-22 |
Locality: Laacher See / Brohltal, Verbandsgem. / Ahrweiler, Landkreis / Rheinland-Pfalz / Deutschland |
Views (Image: 1179605456): 1353, Rating: 7.25 |
Tephroit |
Bildbreite: 1 mm; Fundort: Laacher See-Vulkangebiet, Eifel, Deutschland |
Copyright: | Stephan Wolfsried |
Contribution: Hg 2007-05-19 |
Locality: Laacher See / Brohltal, Verbandsgem. / Ahrweiler, Landkreis / Rheinland-Pfalz / Deutschland |
Views (Image: 1311875990): 758 |
Tephroit |
Größe: 25x18x17 mm; Fundort: Wessels Mine, Hotazel, Kalahari Manganfelder, Provinz Nordkap, Südafrika |
Copyright: | Rob Lavinsky |
Contribution: slugslayer 2011-07-28 |
Locality: Wessel's Mine (Wessels Mine) / Hotazel / Kalahari Manganese Field / Nordkap (Northern Cape), Provinz / Südafrika |
Collectors Summary
Color | fleischrot, grau |
Streak color | grauweiß |
Hardness (Mohs) | 6 |
Solubility | +++ Säuren |
Crystal System | orthorhombisch, Pbnm |
Chemism
Chemical formula |
Mn2SiO4 |
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Chemical composition |
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Analysis wt% |
SiO2 : 29.31, Al2O3 : 0.48, Fe2O3 : 1.21, FeO : 1.67, MnO : 65.32, MgO : 0.71, CaO : 0.70 (Ref: American Mineralogist 59) |
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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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Dana 8th edition |
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51: Nesosilicate Minerals |
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IMA status |
Erstbeschreibung vor CNMNC-Gründung (1959), als Mineral meist anerkannt |
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Mineral status |
anerkanntes Mineral |
IMA Classification
IMA Classification |
Olivine group |
Optical Properties
Crystallography
Crystals 3D
Open larger view |
Crystal Structure 3D
Open larger view |
Physical Properties
6 |
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730 (ungefähre Angabe abgeleitet aus der Mohshärte) |
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4.11 (gemessen) |
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4.262 ( ρ calc. Mineralienatlas ) |
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Instability |
+++ Säuren |
(Co-)Type locality
(Co-)Type locality |
USA/New Jersey/Sussex Co./Franklin Mining District/Ogdensburg/Sterling Hill/Sterling Mine |
Preface
Author (Name, Year) |
Breithaupt, 1823 |
IMA group assignments
Refresh list | Actuality: 18. May 2022 - 14:42:08 |
Varieties
magnesiumhaltige Tephroit-Varietät |
Other languages
Spanish |
Tefroita |
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German |
Tephroit |
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English |
Tephroite |
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French |
Tephroite |
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Russian |
Тефроит |
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Traditional Chinese |
錳橄欖石 |
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Simplified Chinese |
锰橄榄石 |
Alternative Name
Mangan-Peridot |
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Spanish |
Tephroita |
CNMNC symbol
Symbol |
Tep |
Automatic Links to external internet sources (Responsibility is with the operator)
German pages |
DeWikiPedia - search for: Tephroit Google-Bilder-Suche - search for: Tephroit Mineralienatlas.de (Forum) - search for: Tephroit |
English pages |
Mindat - search for: Tephroite Webmineral - search for:Tephroite Handbook-of-Mineralogy - search for: Tephroite RRUFF - Raman, XRD and other mineral data - search for: Tephroite RRUFF - References and PDF downloads - search for: Tephroite American-Mineralogist-Crystal-Structure-Database - search for: Tephroite Strahlen.org - search for: Tephroite |
Russian pages |
Webmineral.ru - search for: Тефроит |
Mineral Dealer
German pages |
hausen - Mineralgroßhandel - search for: Tephroit Crystal-Treasure.com - search for: Tephroit Bosse - search for: Tephroit Edelsteine Neuburg - Gundolf Fischer - search for: Tephroit |
Locations with GPS information