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Minerals - Lead | TerraCollect
Mineral - Lead
Lead
Pb
Chemical Properties
Mineral Class
Elements
Toxicity
middle
Formula
Pb
Unit Cell
a=4.94 Z=4
Physical Properties
Hardness
1.5
Streak
gray
Density
Very Heavy (>6)
Optical Properties
Color
gray
Birefringence
Luster
Metallic
Transparency
opaque
Pleochroism
Geomineralogical Properties
Crystal System
isometric
Point Group
Groups and Members
Nickel-Group
Karten-Ebenen
Geologische Karte
Satelliten Karte
Cleavage
Fracture
hooked
Tenacity
Elastic-flexible
hexoctahedral - 4/m
3
2/m
Space Group
Fm
3
m (225)
Habit
dodecahedron,
Octahedron,
Cube
Formation
In hydrothermalen ore deposits
Paragenesis
Twinning
After {111}
Rarity
Rather rare
Synonyms
Lead,
Aabam,
Native Lead
