Mineralienatlas - Fossilienatlas
Almandine (Almandin) |
Pictures (237 Images total)
Views (Image: 1563102492): 4852 |
Almandin (SNr: SyS-Alma-4-1-1) ![]() |
Etwa 12 mm großer scharfkantiger Almandin-Deltoidikositetraeder auf rhyolithischer Matrix vom Garnet Hill in Nevada. |
Collection: | Klaus Schäfer |
Copyright: | Klaus Schäfer |
Contribution: Klaus Schäfer 2019-07-14 |
Locality: Garnet Hill / Ely / Robinson District / White Pine Co. / Nevada / USA |
Views (Image: 1350943647): 15422, Rating: 9.3 |
Almandin (SNr: EM 3243) |
Bildbreite: 1,4 mm; Deutschland/Rheinland-Pfalz/Vulkaneifel-Kreis/Daun/Üdersdorf/Emmelberg |
Collection: | loparit |
Copyright: | loparit |
Contribution: loparit 2012-10-23 |
Locality: Emmelberg / Üdersdorf / Daun / Vulkaneifel, Landkreis / Rheinland-Pfalz / Deutschland |
Views (Image: 1350651061): 7289, Rating: 8.71 |
Almandin |
Kerber-Bruch, Tittling, Bayern, Bildbreite 3mm |
Collection: | Georg Prock |
Copyright: | Georg Prock |
Contribution: Gepro 2012-10-19 |
Locality: Kerberbruch / Stützersdorf / Tittling / Passau, Landkreis / Niederbayern, Bezirk / Bayern / Deutschland |
Views (Image: 1283763844): 13718 |
Almandin |
Größe: 4,87 mm; Fundort: Coderatal, Novate Mezzola, Sondrio, Provinz, Lombardei (Lombardia), Region, Italien |
Copyright: | Matteo Chinellato |
Contribution: Hg 2010-09-06 |
Locality: Coderatal / Novate Mezzola / Sondrio, Provinz / Lombardei (Lombardia), Region / Italien |
Views (Image: 1576132640): 1282 |
Almandine |
Almandine crystal on rhyolite matrix, from Garnet Hill, Ely, Robinson District, White Pine Co., Nevada, USA; Dimensions: 57 mm x 52 mm x 36 mm |
Copyright: | pegmatite |
Contribution: pegmatite 2019-12-12 |
Locality: Garnet Hill / Ely / Robinson District / White Pine Co. / Nevada / USA |
Views (Image: 1408958530): 4017 |
Almandin |
Größe: 0,93 mm; Fundort: Grube Clara, Wolfach, Schwarzwald, Baden-Württemberg, Deutschland |
Copyright: | Matteo Chinellato |
Contribution: Hg 2014-08-25 |
Locality: Grube Clara / Oberwolfach / Ortenaukreis / Freiburg, Bezirk / Baden-Württemberg / Deutschland |
Collectors Summary
Color | violett, rot, braunrot, (selten) schwarz |
Streak color | weiß |
Hardness (Mohs) | 6.5 - 7.5 |
Solubility | +++ HF |
Crystal System | kubisch, Ia3d |
Additional information / Summary
Siehe auch Mineralienportrait: Granat - Almandin |
Chemism
Chemical formula |
{Fe2+3}[Al2](Si3)O12 |
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Chemical composition |
Aluminium, Eisen, Silicium, Sauerstoff |
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Analysis wt% |
SiO2 : 35.96, Al2O3 : 21.79, Fe2O3 : 0.60, FeO : 33.05, MnO : 1.67, MgO : 3.27, CaO : 1.32 (Ref: Journal of Petrology 62) |
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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 |
Garnet supergroup ⇒ Silicate garnets; Garnet group (Z charge 12) |
Optical Properties
violett, rot, braunrot, (selten) schwarz |
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weiß |
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RI value α / ω / n |
1.830 |
Ri mean |
1.830 |
2V angle |
Isotropisch |
Crystallography
Crystals 3D
Open larger view |
Crystal Structure 3D
Open larger view |
Physical Properties
6.5 - 7.5 |
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1450 (ungefähre Angabe abgeleitet aus der Mohshärte) |
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4.2 |
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4.318 ( ρ calc. Mineralienatlas ) |
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Instability |
+++ HF |
(Co-)Type locality
(Co-)Type locality |
Türkei/Ägäisregion/Aydin, Provinz/Çine, Landkreis/Doğanyurt/Alabanda |
Preface
Name from |
dem antiken Bearbeitungsort Alabanda in Kleinasien |
Author (Name, Year) |
Agricola, 1546 |
References
IMA group assignments
Other languages
Dutch |
Almandien |
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German |
Almandin |
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French |
Almandin |
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Lithuanian |
Almandinas |
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English |
Almandine |
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Spanish |
Almandino |
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Polish |
Almandyn |
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Serbian (Cyrillic Script) |
Алмандин |
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Russian |
Альмандин |
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Japanese |
鉄礬柘榴石 |
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Traditional Chinese |
鐵鋁榴石 |
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Simplified Chinese |
铁铝榴石 |
Alternative Name
Adelaide ruby |
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Adelaide-Rubin |
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Latin |
Alabandicus (of Pliny) |
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Alabandine Ruby |
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Alamandine |
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Almandine Garnet |
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Almandit |
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Almandita |
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Almandite |
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English |
Carbuncle |
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Latin |
Carbunculus |
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Felsenrubin |
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German |
Karfunkel |
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Oriental Garnet |
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Traditional Chinese |
貴榴石 |
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Simplified Chinese |
贵榴石 |
CNMNC symbol
Symbol |
Alm |
Rock part of
Automatic Links to external internet sources (Responsibility is with the operator)
German pages |
DeWikiPedia - search for: Almandin Google-Bilder-Suche - search for: Almandin Mineralienatlas.de (Forum) - search for: Almandin |
English pages |
Mindat - search for: Almandine Webmineral - search for:Almandine Handbook-of-Mineralogy - search for: Almandine RRUFF - Raman, XRD and other mineral data - search for: Almandine RRUFF - References and PDF downloads - search for: Almandine American-Mineralogist-Crystal-Structure-Database - search for: Almandine Strahlen.org - search for: Almandine |
Russian pages |
Webmineral.ru - search for: Альмандин |
Mineral Dealer
German pages |
hausen - Mineralgroßhandel - search for: Almandin Crystal-Treasure.com - search for: Almandin Bosse - search for: Almandin Edelsteine Neuburg - Gundolf Fischer - search for: Almandin |
Locations with GPS information