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Minerals - Langbeinite | TerraCollect
Mineral - Langbeinite
Langbeinite
K₂Mg₂(SO₄)₃
Chemical Properties
Mineral Class
Sulphates
Toxicity
none
Formula
K₂Mg₂(SO₄)₃
Unit Cell
a=9,92 Z=4
Physical Properties
Hardness
3.5 - 4
Streak
white
Density
Normal (2-3,5)
Optical Properties
Color
white
red
orange
pink
colorless
Birefringence
Luster
Vitreous
Transparency
translucent,
transparent
Pleochroism
Geomineralogical Properties
Crystal System
Composition
Elements
Mass
SO₃
58,00
MgO
19,91
Kâ‚‚O
22,71
Österreich
Groups and Members
Langbeinit-Gruppe
Cleavage
nd
Fracture
conchoidal
Tenacity
Brittle
isometric
Point Group
Space Group
Habit
coarse,
granular,
massive,
Octahedron,
Cube
Formation
Sedimentär, Evaporit, in Klai-Lagerstätten
Paragenesis
Twinning
Rarity
Rarely
Synonyms
Langbeinite
