Mineral - Löllingite
Löllingite
Chemical Properties
Mineral Class
Sulfides and sulfosalts
Toxicity
middle
Formula
FeAs₂
Unit Cell
Physical Properties
Hardness
5 - 5.5
Streak
blackgraygray black
Density
Very Heavy (>6)
Cleavage
Fracture
Tenacity
Optical Properties
Color
whitegraysilver
Birefringence
Luster
Metallic
Transparency
Pleochroism
Geomineralogical Properties
Crystal System
orthorhombic
Point Group
Space Group
Habit
massive, prismatic, rosette
Formation
hydrothermal, Magmatisch
Paragenesis
Twinning
Rarity
Rather rare
Synonyms
Löllingite