Strontium Titanate
SrTiO3
Chemical name
Strontium Titanate |
Mineral name
Tausonite |
Chemical formula
SrTiO3 |
Melting point [°C]
2080 |
Crystal system
cubic |
Crystal Class
hexoctahedral (4/m -3 2/m) |
Space Group
Pm3m |
Unit cell
a [Å]:3.905 b [Å]:3.905 c [Å]:3.905 |
Molecular weight [g/mol]
183,49 |
Formula units
Z=1 |
Frequent crystal surfaces
(100), (110), (111), (305) |
Twinning
twinfree |
Mohs hardness
6 - 6.5 |
Density [g/cm3]
5.12 |
Cleavage
indistinct |
Fracture / Tenacity
brittle, conchoidal |
Color
red to reddish-brown, orange, dark gray |
Transparency
translucent to opaque |
Luster
adamantine |
Optical character
isotropic |
Refractive Index
nc=2.380; nd=2.409; nf=2.488 |