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Minerals - Zorite | TerraCollect
Mineral - Zorite
Zorite
Na₈(Ti,Nb)₅(Si₆O₁₇)₂(OH,O)₅ · 14H₂O
Chemical Properties
Mineral Class
Silicates
Toxicity
none
Formula
Na₈(Ti,Nb)₅(Si₆O₁₇)₂(OH,O)₅ · 14H₂O
Unit Cell
a=23,90 b=7,23 c=14,24 Z=6
Physical Properties
Hardness
3 - 4
Streak
white
Density
Normal (2-3,5)
Optical Properties
Color
white
pink
pink white
colorless
Birefringence
Luster
Vitreous
Transparency
translucent,
transparent
Pleochroism
Geomineralogical Properties
Crystal System
Composition
Elements
Mass
SiO₂
41,70
TiO₂
15,21
ZrO₂
0,21
Al₂O₃
4,92
Fe₂O₃
0,53
(Nb,Ta)₂O₅
5,95
MnO
0,10
Cleavage
(010) und (001) perfekt, (110) weniger perfekt
Fracture
Tenacity
orthorhombic
Point Group
Space Group
Habit
tufty,
fibrous,
acicular,
prismatic,
radial
Formation
Magmatisch, in alkalischen Pegmatiten
Paragenesis
Twinning
Rarity
Very rare
Synonyms
Zorite
MgO
0,10
CaO
0,58
Na₂O
15,09
K₂O
0,69
F
0,29
H₂O
14,53
CO₂
0,18
P₂O₅
0,05
Russland
Groups and Members
Zorit-Gruppe
