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Minerals - Friedrichite | TerraCollect
Mineral - Friedrichite
Friedrichite
Pb₅Cu₅Bi₇S₁₈
Chemical Properties
Mineral Class
Sulfides and sulfosalts
Toxicity
middle
Formula
Pb₅Cu₅Bi₇S₁₈
Unit Cell
Physical Properties
Hardness
3.5 - 4
Streak
gray
Density
Very Heavy (>6)
Optical Properties
Color
gray
silver
Birefringence
Luster
Metallic
Transparency
Pleochroism
Geomineralogical Properties
Crystal System
orthorhombic
Point Group
Cleavage
Fracture
Tenacity
Space Group
Habit
coarse,
massive,
acicular,
prismatic
Formation
hydrothermal
Paragenesis
Twinning
Rarity
Rare
Synonyms
Friedrichite
