Mineralienatlas - Fossilienatlas
Seifertite |
Collectors Summary
Color | farblos |
Streak color | weiß |
Lustre | Glasglanz |
Hardness (Mohs) | 9~ |
Crystal System | orthorhombisch, |
Morphology | bildet winzigste (<5x0,5 µm) Lamellen in glasigen Stishovit-Partien innerhalb mm-großer Quarzkörner, die selbst in glasig geschmolzenen Bytownit eingeschlossen sind. |
Chemism
Chemical formula |
SiO2 |
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Additional chem. information |
Polymorph mit Quarz |
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Chemical composition |
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Analysis wt% |
SiO2 : 98.00, Al2O3 : 1.20, Na2O : 0.40 (Ref: American Mineralogist 2002) |
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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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Dana 8th edition |
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75: Tektosilicate Minerals |
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IMA status |
anerkannt 2004 |
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Mineral status |
anerkanntes Mineral |
Optical Properties
farblos |
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weiß |
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Glasglanz |
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RI value α / ω / n |
1.893 |
Ri mean |
1.893 |
2V angle |
Biaxial |
Crystallography
Crystal Structure 3D
Open larger view |
Physical Properties
9~ |
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3650 (ungefähre Angabe abgeleitet aus der Mohshärte) |
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4.31 ber. |
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4.294 ( ρ calc. Mineralienatlas ) |
(Co-)Type locality
(Co-)Type locality |
Preface
References
Other languages
German |
Seifertit |
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English |
Seifertite |
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Simplified Chinese |
塞石英 |
Alternative Name
UM1999-//-SiO |
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UM1999-32-SiO |
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Unnamed (Orthorhombic Si Oxide) |
CNMNC (IMA)-Number
IMA 2004-010 |
CNMNC symbol
Symbol |
Sft |
Automatic Links to external internet sources (Responsibility is with the operator)
Mineral Dealer
IDs
GUSID (Global unique identifier short form) | urzBDApJ50ySmlPfhEJYKg |
GUID (Global unique identifier) | 0CC1BCBA-490A-4CE7-929A-53DF8442582A |
Database ID | 3466 |