Help on Cleavage: Cleavage: [ ? ? ? ] : Perfect
Help on Color: Color:
Help on Density: Density: 3,8 g/cm3
Help on Diaphaniety: Diaphaniety:
Help on Fracture: Fracture:
Help on Habits: Habits:
Help on Hardness: Hardness: 5 - Apatite
Help on Luminescence: Luminescence:
Help on Luminescence: Short UV Color:
Help on Luminescence: Long UV Color:
Help on Luster: Luster: Vitreous (Glassy)
Help on Magnetism: Magnetism:
Help on Streak: Streak: brown