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Minerals - Penroseite | TerraCollect
Mineral - Penroseite
Penroseite
(Ni,Co,Cu)Seâ‚‚
Chemical Properties
Mineral Class
Sulfides and sulfosalts
Toxicity
middle
Formula
(Ni,Co,Cu)Seâ‚‚
Unit Cell
Physical Properties
Hardness
2.5 - 3
Streak
black
Density
Very Heavy (>6)
Optical Properties
Color
gray
Birefringence
Luster
Metallic
Transparency
Pleochroism
Geomineralogical Properties
Crystal System
isometric
Point Group
Cleavage
Fracture
Tenacity
Space Group
Habit
coarse,
massive,
acicular,
radial
Formation
hydrothermal
Paragenesis
Twinning
Rarity
Very rare
Synonyms
Penroseite
