Mineral - Balipholite
Balipholite
Chemical Properties
Mineral Class
Phosphates
Toxicity
none
Formula
BaLiMg₂Al₃(Si₂O₆)₂(OH)₄
Unit Cell
a=13.60 b=20.24 c=5.16 Z=4
Physical Properties
Hardness
5 - 5.5
Streak
white
Density
Normal (2-3,5)
Cleavage
Vollkommen nach vielen {hkl}
Fracture
fibrous
Tenacity
Brittle
Optical Properties
Color
whitebrownorangeyellowgold
Birefringence
0.020
Luster
Silky
Transparency
translucent
Pleochroism
Geomineralogical Properties
Crystal System
orthorhombic
Point Group
orthorhombic-dipyramidal - 2/m 2/m 2/m
Space Group
Habit
tufty, fibrous, hair-like
Formation
Metasomatose
Paragenesis
Twinning
Rarity
Rare
Synonyms
Balipholite
Composition
Elements
Mass
SiO₂
33.44
TiO₂
0.11
Al₂O₃
23.43
Fe₂O₃
0.32
FeO
0.58
MnO
0.05
BeO
0.01
MgO
9.68
CaO
0.28
BaO
19.07
Li₂O
2.00
Na₂O
0.26
K₂O
0.47
H₂O
10.30
P₂O₅
0.03
China (Team, H. G. B. G. 1977)