اولمانیت
Sign in to saveUllmannite or Nickel glance (trivial name) is a nickel antimony sulfide mineral with formula: NiSbS. Considerable substitution occurs with cobalt and iron in the nickel site along with bismuth and arsenic in the antimony site. A solid solution series exists with the high cobalt willyamite.
Key facts
- Mineral.name
- Ullmannite
- Mineral.category
- Sulfide mineral
- Mineral.image
- Ullmannite - Mt Narba - Sardinia.JPG
- Mineral.imagesize
- 260px
- Mineral.formula
- NiSbS
- Mineral.IMAsymbol
- Ull
- Mineral.strunz
- 2.EB.25
- Mineral.system
- Cubic
- Mineral.class
- Tetartoidal (23) H-M symbol: (23)
- Mineral.symmetry
- P213
- Mineral.unit cell
- a = 5.91(2) Å; Z = 4
- Mineral.color
- Steel-gray to tin white
- Mineral.twinning
- Penetration twins about [110]
- Mineral.cleavage
- Perfect on {001}
- Mineral.fracture
- Uneven
- Mineral.tenacity
- Brittle
- Mineral.mohs
- 5–5.5
- Mineral.luster
- metallic
via Wikipedia infobox