Mineralienatlas - Fossilienatlas
Iwashiroite-(Y) |
Collectors Summary
Color | dunkel rotbraun, amber |
Lustre | Glasglanz bis Diamantglanz |
Hardness (Mohs) | 6 |
Cleavages | gut (010) und undeutlich (001) |
Fracture | halbmuschelig |
Crystal System | monoklin, P2/a |
Chemism
Chemical formula |
YTaO4 |
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Additional chem. information |
Dimorph mit Formanit-(Y) |
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Chemical composition |
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Analysis wt% |
Ta2O5 : 40.64, Nb2O5 : 16.66, TiO2 : 0.41, Y2O3 : 29.10, Gd2O3 : 1.06, Dy2O3 : 2.38, Ho2O3 : 0.56, Er2O3 : 2.09, Yb2O3 : 3.33, Lu2O3 : 0.95, Ln2O3 : 40.55 (Ref: J.Min.Petrol.Sci.2006) |
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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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IMA status |
anerkannt 2003 |
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Mineral status |
anerkanntes Mineral |
Optical Properties
Crystallography
Crystals 3D
Open larger view |
Physical Properties
6 |
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796 (50g) |
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7.1 ber. |
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7.594 ( ρ calc. Mineralienatlas ) |
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gut (010) und undeutlich (001) |
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halbmuschelig |
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spröde |
(Co-)Type locality
(Co-)Type locality |
Japan/Honshu/Tohoku, Region/Fukushima, Präfektur/Kawamata/Iisaka/Suishoyama Pegmatit |
Paragenesis of type material |
Preface
Author (Name, Year) |
Hori & Kobayashi & Miyawaki & Matsubara & Yokoyama & Shimizu, 2006 |
Additional Information |
Bisher nur eine Art gefunden, in rötlichem Feldspat im Pegmatit |
References
Journal of Mineralogical and Petrological Sciences (formerly Mineralogical Journal) 101 (2006), 170
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Other languages
German |
Iwashiroit-(Y) |
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English |
Iwashiroite-(Y) |
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Russian |
Ивасироит-(Y) |
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Traditional Chinese |
斜方鉭釔礦 |
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Simplified Chinese |
斜方钽钇矿 |
Alternative Name
Japanese |
岩代石 |
CNMNC (IMA)-Number
IMA 2003-053 |
CNMNC symbol
Symbol |
Iwa-Y |
Automatic Links to external internet sources (Responsibility is with the operator)
German pages |
DeWikiPedia - search for: Iwashiroit-(Y) Google-Bilder-Suche - search for: Iwashiroit-(Y) Mineralienatlas.de (Forum) - search for: Iwashiroit-(Y) |
English pages |
Mindat - search for: Iwashiroite-(Y) Webmineral - search for:Iwashiroite-(Y) Handbook-of-Mineralogy - search for: Iwashiroite-(Y) RRUFF - Raman, XRD and other mineral data - search for: Iwashiroite-(Y) RRUFF - References and PDF downloads - search for: Iwashiroite-(Y) American-Mineralogist-Crystal-Structure-Database - search for: Iwashiroite-(Y) Strahlen.org - search for: Iwashiroite-(Y) |
Russian pages |
Webmineral.ru - search for: Ивасироит-(Y) |
Mineral Dealer
German pages |
hausen - Mineralgroßhandel - search for: Iwashiroit-(Y) Crystal-Treasure.com - search for: Iwashiroit-(Y) Bosse - search for: Iwashiroit-(Y) Edelsteine Neuburg - Gundolf Fischer - search for: Iwashiroit-(Y) |