Card No: 1518       Created: 12/03/1991    Last edition: 13/01/2009

Name: FERROSILITE
Specification: [7], structure type - hypersthene, at 980oC
Formula: FeSiO3
Symmetry Class: orthorhombic
Space Group: P bca
Unit Cell
Parameters:
a = 18.6140 | b = 9.1720 | c = 5.3199
Number of Formula Unit: Z = 16Unit Cell Volume, Å3: Vc = 908.25
Number of Atomic Position
per full Unit Cell
:
P/U = 80 Molar Volume, cm3/mol: Vm = 34.19
Number of Reflexes used in
Structure Determination
:

-
X-ray density, g/cm3: p = 3.86
R-factor: -MU, 1/cm: µ = 187.842
Wave Length for Calculated
Powder Diffraction Patterns
:
Co=1.78892Mass attenuation coefficient,
cm2/g
:
µ/p = 48.689
Theta-Interval for CPDP: T/I = 1-45