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Minerals - Bustamite | TerraCollect
Mineral - Bustamite
Bustamite
CaMn²⁺(Si₂O₆)
Chemical Properties
Mineral Class
Silicates
Toxicity
none
Formula
CaMn²⁺(Si₂O₆)
Unit Cell
Physical Properties
Hardness
5.5 - 6.5
Streak
white
Density
Normal (2-3,5)
Optical Properties
Color
brown
pink
Birefringence
0.015
Luster
Vitreous
Transparency
translucent,
transparent
Pleochroism
Geomineralogical Properties
Crystal System
triclinic
Groups and Members
Wollastonite-Group
Karten-Ebenen
Geologische Karte
Satelliten Karte
Cleavage
Fracture
Tenacity
Brittle
Point Group
triclinic-pinacoidal -
1
Space Group
P
1
(2)
Habit
blocky,
fibrous,
acicular,
prismatic,
tabular
Formation
Metamorphose, hydrothermal
Paragenesis
Twinning
Rarity
Very rare
Synonyms
Bustamite
