Mineralienatlas - Fossilienatlas
Itoigawaite (Itoigawaíta) |
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Itoigawait blauer Itoigawait in Jadeit als Rissfüllung. Bildbreite ca. 5 cm. Fundort: Ohmi, Itoigawa, Japan Copyright: Stefan; Contribution: Stefan Location: Japan/Honshū (Honschu), Insel/Chūbu (Chubu), Region/Niigata, Präfektur/Itoigawa/Ohmi Mineral: Itoigawaite Image: 1382515221 License: Usage for Mineralienatlas project only |
Itoigawait |
blauer Itoigawait in Jadeit als Rissfüllung. Bildbreite ca. 5 cm. Fundort: Ohmi, Itoigawa, Japan |
Copyright: | Stefan |
Contribution: Stefan 2013-10-23 |
Locality: Ohmi / Itoigawa / Niigata, Präfektur / Chūbu (Chubu), Region / Honshū (Honschu), Insel / Japan |
Collectors Summary
Color | blau |
Streak color | weiß |
Hardness (Mohs) | 5.75 |
Cleavages | gut in einer Richtung |
Crystal System | orthorhombisch, Cmcm |
Chemism
Chemical formula |
SrAl2[(OH)2|Si2O7]·H2O |
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Chemical composition |
Aluminium, Silicium, Strontium, Sauerstoff, Wasserstoff |
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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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56: Sorosilicates Sorosilicate Si2O7 Groups and O, OH, F. and H2O |
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IMA status |
Anerkannt von der CNMNC |
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Mineral status |
anerkanntes Mineral |
Optical Properties
Crystallography
Crystal Structure 3D
Open larger view |
Physical Properties
5.75 |
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615 (100g) |
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3.3 (berechnet) |
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3.369 ( ρ calc. Mineralienatlas ) |
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gut in einer Richtung |
(Co-)Type locality
(Co-)Type locality |
Japan/Honshū (Honschu), Insel/Chūbu (Chubu), Region/Niigata, Präfektur/Itoigawa/Ohmi/Oyashirazu, Strand |
Preface
Author (Name, Year) |
Miyajima & Matsubara & Miyawaki & Ito, 1999 |
Other languages
German |
Itoigawait |
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French |
Itoigawaite |
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English |
Itoigawaite |
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Spanish |
Itoigawaíta |
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Russian |
Итоигаваит |
Alternative Name
Japanese |
糸魚川石 |
CNMNC (IMA)-Number
IMA 1998-034 |
CNMNC symbol
Symbol |
Ito |
Automatic Links to external internet sources (Responsibility is with the operator)
Mineral Dealer
IDs
GUSID (Global unique identifier short form) | PUEDtYgabEG9Jr-eEpOSBw |
GUID (Global unique identifier) | B503413D-1A88-416C-BD26-BF9E12939207 |
Database ID | 1749 |