Card No: 935       Created: 30/05/1990    Last edition: 13/01/2009

Name: CLINOFERROSILITE
Specification: [6], structure type - pigeonite, at 200oC
Formula: Mg0.31Fe0.67Ca0.015SiO3
Symmetry Class: monoclinic-beta
Space Group: P 2(1)/c
Unit Cell
Parameters:
a = 9.7090 | b = 9.0080 | c = 5.2340 | beta = 108.8000
Number of Formula Unit: Z = 8Unit Cell Volume, Å3: Vc = 433.34
Number of Atomic Position
per full Unit Cell
:
P/U = 40 Molar Volume, cm3/mol: Vm = 32.63
Number of Reflexes used in
Structure Determination
:

NR = 872
X-ray density, g/cm3: p = 3.73
R-factor: R = 0.0500MU, 1/cm: µ = 185.540
Wave Length for Calculated
Powder Diffraction Patterns
:
Co=1.78892Mass attenuation coefficient,
cm2/g
:
µ/p = 49.769
Theta-Interval for CPDP: T/I = 1-45