Mineral - Whewellite
Whewellite
Chemical Properties
Mineral Class
Organic minerals
Toxicity
none
Formula
Ca(C₂O₄)·H₂O
Unit Cell
Physical Properties
Hardness
2.5 - 3
Streak
white
Density
Normal (2-3,5)
Cleavage
Fracture
Tenacity
Optical Properties
Color
whitegraycolorless
Birefringence
Luster
Vitreous,
Pearly
Transparency
Pleochroism
Geomineralogical Properties
Crystal System
monoclinic
Point Group
Space Group
Habit
prismatic
Formation
hydrothermal, Organisch
Paragenesis
Twinning
Rarity
Very rare
Synonyms
Whewellite