Card No: 2100       Created: 17/11/1989    Last edition: 13/01/2009

Name: FERROSILITE
Specification: [9], structure type - hypersthene, Ca
Formula: Ca0.04Mg0.26Fe1.7Si2O6
Symmetry Class: orthorhombic
Space Group: P bca
Unit Cell
Parameters:
a = 18.4050 | b = 9.0338 | c = 5.2390
Number of Formula Unit: Z = 8Unit Cell Volume, Å3: Vc = 871.07
Number of Atomic Position
per full Unit Cell
:
P/U = 80 Molar Volume, cm3/mol: Vm = 65.58
Number of Reflexes used in
Structure Determination
:

-
X-ray density, g/cm3: p = 3.89
R-factor: -MU, 1/cm: µ = 194.274
Wave Length for Calculated
Powder Diffraction Patterns
:
Co=1.78892Mass attenuation coefficient,
cm2/g
:
µ/p = 49.905
Theta-Interval for CPDP: T/I = 1-45