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اولمانیت
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اولمانیت

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Ullmannite 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

Wikidata facts

Image
Ullmannite-169966.jpg
Show 8 more facts
Commons category
Ullmannite
chemical formula
NiSbS
Nickel-Strunz 9th edition (updated 2009)
2.EB.25
Nickel-Strunz '10th ed', review of (9th ed/ 2009 update)
2.EB.25
crystal system
cubic crystal system
IMA Mineral Symbol
Ull
Strunz 8th edition (series ID, updated)
II/C.06b
Sources (1)

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Gallery (2)