Mineralienatlas - Fossilienatlas
Alumotungstite |
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Alumotungstit |
Alumotungstit auf Wolframit, Bildbreite: 2 mm, Fundort: Hemerdon Ball, Plympton, Devon Co., England, UK |
Copyright: | Richard De Nul |
Contribution: thdun5 2011-01-15 |
Locality: Hemerdon Mine (Hemerdon Bal Mine) / Plympton / Plymouth / Devon Co. / England / UK |
Collectors Summary
Color | grünlichgelb |
Streak color | gelb |
Crystal System | kubisch, |
Additional information / Summary
kein anerkanntes Mineral; Al-(Aluminium)-haltige Varietät mit W>Al von Hydrokenoelsmoreit |
Chemism
Chemical formula |
(H2O,Ca)x(W,Al)2(O,OH)6·nH2O |
Chemical composition |
Aluminium, Calcium, Sauerstoff, Wasserstoff, Wolfram |
Analysis wt% |
Al2O3 : 9.41, WO3 : 85.60, H2O : 4.99 (Ref: berechnet) |
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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Classification by Hölzel |
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4: OXIDES |
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Dana 8th edition |
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04: Oxide Minerals |
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IMA status |
Als Mineral aberkannt 2010, The Pyrochlore Supergroup of Minerals: Nomenclature; The Canadian Mineralogist Vol. 48, pp. 673-698 (2010) |
Mineral status |
Varietät |
Variety / polytype of |
Optical Properties
grünlichgelb |
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gelb |
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durchscheinend |
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RI value α / ω / n |
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Ri mean |
1.9 |
2V angle |
Isotropisch |
Crystallography
Crystals 3D
Open larger view |
Physical Properties
4.52 (berechnet) |
(Co-)Type locality
(Co-)Type locality |
Preface
Author (Name, Year) |
Sahama, 1981 |
Other languages
German |
Alumotungstit |
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Spanish |
Alumotungstita |
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French |
Alumotungstite |
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English |
Alumotungstite |
CNMNC (IMA)-Number
IMA 1968-004 |
Automatic Links to external internet sources (Responsibility is with the operator)
German pages |
DeWikiPedia - search for: Alumotungstit Google-Bilder-Suche - search for: Alumotungstit Mineralienatlas.de (Forum) - search for: Alumotungstit |
English pages |
Mindat - search for: Alumotungstite Webmineral - search for:Alumotungstite Handbook-of-Mineralogy - search for: Alumotungstite RRUFF - Raman, XRD and other mineral data - search for: Alumotungstite RRUFF - References and PDF downloads - search for: Alumotungstite American-Mineralogist-Crystal-Structure-Database - search for: Alumotungstite Strahlen.org - search for: Alumotungstite |
Mineral Dealer
German pages |
hausen - Mineralgroßhandel - search for: Alumotungstit Crystal-Treasure.com - search for: Alumotungstit Bosse - search for: Alumotungstit Edelsteine Neuburg - Gundolf Fischer - search for: Alumotungstit |
Locations with GPS information