Card No: 3872       Created: 14/04/1992    Last edition: 13/01/2009

Name: PYROPHANITE
Specification: [1], structure type - ilmenite
Formula: MnTiO3
Symmetry Class: trigonal
Space Group: R 3(-)
Unit Cell
Parameters:
a = 5.1370 | c = 14.2830
Number of Formula Unit: Z = 6Unit Cell Volume, Å3: Vc = 326.41
Number of Atomic Position
per full Unit Cell
:
P/U = 30 Molar Volume, cm3/mol: Vm = 32.77
Number of Reflexes used in
Structure Determination
:

-
X-ray density, g/cm3: p = 4.60
R-factor: -MU, 1/cm: µ = 798.611
Wave Length for Calculated
Powder Diffraction Patterns
:
Cu=1.54056Mass attenuation coefficient,
cm2/g
:
µ/p = 173.517
Theta-Interval for CPDP: T/I = 1-45