Mineral Reference Lookup for
Ullmannit
This reference page contains
mineralogic data for Ullmannit and folklore and metaphysical
beliefs. If the mineral is an alternate naming of a more common name,
the more common mineral's data is displayed below the list of
synonyms.
Minerals matching Ullmannit in the database:
Mineralogical Reference | Ullmannit
| Mineral | Ullmannit | | Synonym | Ullmannite |
| Mineral | ULLMANNITE | | Chemistry | NiSbS | | CrystalSystem | Isometric | | CrystalHabits | include cubic, octahedral, tetrahedral and pyritohedral crystals as well as massive and granular forms. | | Fracture | good in three directions forming cubes. | | Hardness | 5 - 5½ | | Streak | Black | | Characteristics | Crystals are sometimes striated. | | Occurences | include the type locality of Freusburg, Siegen, Westphalia, Germany as well as other localtions in Germany; Settlingstones Mine, North Pennines, Britain; Lolling, Carinthia, Austria; France; Brancepeth Colliery, Durham, England and Gunnison County, Colorado, USA. | | Indicators | crystal habit, cleavage, hardness and density. | | DensityNote | heavier than average for metallic minerals | | IMAStatus | Approved | | Discovered | 1843 | | CellParameters | a = 5.88 | | OpticalType | Isotropic | | TypeLocality | Storch und Schönenberg Mine Gosenbach Siegerland North Rhine- Westphalia Germany | | Strunz | 2/D.18-40 2 : Sulphides D : Sulphides with metal: sulphurselenium and tellurium 18 : Cobaltite groupCobaltite - Ullmannite - Tolovkite series |
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