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Minerals - Zinkenite | TerraCollect
Mineral - Zinkenite
Zinkenite
Pb₉Sb₂₂S₄₂
Chemical Properties
Mineral Class
Sulfides and sulfosalts
Toxicity
middle
Formula
Pb₉Sb₂₂S₄₂
Unit Cell
a=44.15 c=8.62 Z=12
Physical Properties
Hardness
3 - 3.5
Streak
black
gray
gray black
Optical Properties
Color
black
gray
Birefringence
Luster
Metallic
Transparency
opaque
Pleochroism
Geomineralogical Properties
Crystal System
hexagonal
Point Group
Composition
Elements
Mass
Pb
34.33
Cu
0.70
Fe
0.06
Sb
42.15
S
22.63
Germany (Palache et al. 1952)
Karten-Ebenen
Geologische Karte
Satelliten Karte
Density
Heavy (3,5-6)
Cleavage
Indistinct after {11
2
0}
Fracture
uneven
Tenacity
Brittle
hexagonal-pyramidal - 6
Space Group
P6
3
(173)
Habit
acicular,
prismatic,
radial
Formation
Primary hydrothermal processes in low- to medium-temperature lead-antimony vein deposits
Paragenesis
Twinning
Rarity
Rarely
Synonyms
Zinkenite
