Lead Carbonate
PbCO3
|
Chemical name
Lead Carbonate |
|
Mineral name
Cerrusite |
|
Chemical formula
PbCO3 |
|
Melting point [°C]
315 |
|
Crystal system
orthorhombic |
|
Crystal Class
2/m |
|
Space Group
Pmcn no. 62 pos. 5 |
|
Unit cell
a [Å]:5.15 b [Å]:8.47 c [Å]:6.11 |
|
Molecular weight [g/mol]
267.21 |
|
Formula units
Z=4 |
|
Frequent crystal surfaces
{110}, {010}, {021}, {130}, {001} |
|
Twinning
twinnfree |
|
Mohs hardness
3 - 3,5 |
|
Density [g/cm3]
6.582 |
|
Cleavage
(110), (021) |
|
Fracture / Tenacity
shell like |
|
Color
colorless |
|
Streak
white transparent |
|
Transparency
transparent |
|
Refractive Index
na=1,803 nb=2,074 nc=2,076 |
|
Birefringence δ
0,273 |
