Mineral - Santarosaite
Santarosaite
Chemical Properties
Mineral Class
Borates
Toxicity
none
Formula
CuB₂O₄
Unit Cell
a=11,52 c=5,63 Z=12
Physical Properties
Hardness
1 - 10
Streak
blue
Density
Cleavage
nd
Fracture
nd
Tenacity
nd
Optical Properties
Color
blue
Birefringence
Luster
Vitreous
Transparency
translucent,
opaque
Pleochroism
Geomineralogical Properties
Crystal System
tetragonal
Point Group
Space Group
Habit
coarse, crusty, spherical
Formation
Oxidationszone von polymetellischen Lagerstätten mit primären Boraten
Paragenesis
Twinning
Rarity
Very rare
Synonyms
Santarosaite
Composition
Elements
Mass
CuO
43,24
PbO
4,48
CaO
0,97
B₂O₃
45,44
Chile