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Ulvöspinel or ulvite is an iron titanium oxide mineral with formula Fe2TiO4 or TiFe2+2O4. It forms brown to black metallic isometric crystals with a Mohs hardness of 5.5 to 6. It belongs to the spinel group of minerals, as does magnetite, Fe3O4.
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magnetite iron ilmenite titanium forms solid component first described common exsolution oxide formula tife2 2o4 brown metallic mohs hardness spinel
| Subject | Predicate | Object | Confidence | Src |
|---|---|---|---|---|
| Ulvöspinel | Category | Oxide minerals Spinel group Spinel structural group | 1.00 | infobox |
| Ulvöspinel | Color | Iron-black, brown in reflected light | 1.00 | infobox |
| Ulvöspinel | Crystal class | Hexoctahedral (m3m) H-M symbol: (4/m 3 2/m) | 1.00 | infobox |
| Ulvöspinel | Crystal habit | Commonly as an exsolution in magnetite | 1.00 | infobox |
| Ulvöspinel | Crystal system | Cubic | 1.00 | infobox |
| Ulvöspinel | Diaphaneity | Opaque | 1.00 | infobox |
| Ulvöspinel | Formula | .mw-parser-output .template-chem2-su{display:inline-block;font-size:80%;line-height:1;vertical-align:-0.35em}.mw-parser-output .template-chem2-su>span{display:block;text-align:l… | 1.00 | infobox |
| Ulvöspinel | IMA symbol | Uspl | 1.00 | infobox |
| Ulvöspinel | Luster | Metallic | 1.00 | infobox |
| Ulvöspinel | Mohs scale hardness | 5.5 – 6.0 | 1.00 | infobox |
| Ulvöspinel | Space group | Fd3m | 1.00 | infobox |
| Ulvöspinel | Specific gravity | 4.78 | 1.00 | infobox |
| Ulvöspinel | Strunz classification | 4.BB.05 | 1.00 | infobox |
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