Mineral - Pucherite
Pucherite
Chemical Properties
Mineral Class
Vanadates
Toxicity
none
Formula
Bi(VO₄)
Unit Cell
a=5,33 b=5,05 c=12,00 Z=4
Physical Properties
Hardness
4
Streak
yellow
Density
Very Heavy (>6)
Cleavage
Auf (001) perfekt
Fracture
Tenacity
Brittle
Optical Properties
Color
brownredorangeyellow
Birefringence
Luster
Vitreous,
Adamantine
Transparency
translucent,
transparent
Pleochroism
Geomineralogical Properties
Crystal System
orthorhombic
Point Group
Space Group
Habit
leafy, Rhombohedron, tabular
Formation
Sekundär, Oxidationszone von Bismut-Lagerstätten, granitische Pegmatite
Paragenesis
Twinning
Rarity
Rather rare
Synonyms
Pucherite
Composition
Elements
Mass
P₂O₅
0,01
V₂O₅
27,31
Bi₂O₃
73,39
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