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Minerals - Ulexite | TerraCollect
Mineral - Ulexite
Ulexite
CaNa[B₅O₆(OH)₆]·5 H₂O
Chemical Properties
Mineral Class
Borates
Toxicity
none
Formula
CaNa[B₅O₆(OH)₆]·5 H₂O
Unit Cell
Physical Properties
Hardness
2 - 2.5
Streak
white
Density
Normal (2-3,5)
Optical Properties
Color
white
gray
colorless
Birefringence
Luster
Vitreous,
Silky
Transparency
Pleochroism
Geomineralogical Properties
Crystal System
triclinic
Cleavage
Fracture
Tenacity
Point Group
Space Group
Habit
fibrous,
bulbous,
massive,
grape-shaped
Formation
Sedimentär
Paragenesis
Twinning
Rarity
Rather rare
Synonyms
Ulexite