Mineral - Uranophane
Uranophane
Chemical Properties
Mineral Class
Silicates
Toxicity
radioactive
Formula
Ca(UO₂)₂(SiO₃OH)₂ · 5H₂O
Unit Cell
Physical Properties
Hardness
2 - 3
Streak
yellow
Density
Cleavage
Fracture
Tenacity
Optical Properties
Color
yellowgreen
Birefringence
Luster
Vitreous
Transparency
Pleochroism
Geomineralogical Properties
Crystal System
monoclinic
Point Group
Space Group
Habit
massive, acicular, radial
Formation
Verwitterung von Uraninit
Paragenesis
Twinning
Rarity
Rather rare
Synonyms
Uranophane