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Minerals - Thaumasite | TerraCollect
Mineral - Thaumasite
Thaumasite
Ca₃(SO₄)[Si(OH)₆](CO₃) · 12H₂O
Chemical Properties
Mineral Class
Sulphates
Toxicity
none
Formula
Ca₃(SO₄)[Si(OH)₆](CO₃) · 12H₂O
Unit Cell
Physical Properties
Hardness
3.5
Streak
white
Density
Light (<2)
Optical Properties
Color
white
yellow
colorless
Birefringence
Luster
Vitreous,
Greasy,
Silky
Transparency
Pleochroism
Geomineralogical Properties
Crystal System
hexagonal
Cleavage
Fracture
Tenacity
Point Group
Space Group
Habit
massive,
acicular,
prismatic
Formation
Magmatisch, Metasomatose
Paragenesis
Twinning
Rarity
Rarely
Synonyms
Thaumasite
