Card No: 1191       Created: 25/12/1992    Last edition: 13/01/2009

Name: DIOPSIDE
Specification: [17], structure type - diopside, analogue
Formula: NaFeGe2O6
Symmetry Class: monoclinic-beta
Space Group: C 2/c
Unit Cell
Parameters:
a = 10.0100 | b = 8.9400 | c = 5.5200 | beta = 108.0000
Number of Formula Unit: Z = 4Unit Cell Volume, Å3: Vc = 469.80
Number of Atomic Position
per full Unit Cell
:
P/U = 40 Molar Volume, cm3/mol: Vm = 70.75
Number of Reflexes used in
Structure Determination
:

NR = 255
X-ray density, g/cm3: p = 4.52
R-factor: R = 0.1290MU, 1/cm: µ = 80.935
Wave Length for Calculated
Powder Diffraction Patterns
:
Co=1.78892Mass attenuation coefficient,
cm2/g
:
µ/p = 17.895
Theta-Interval for CPDP: T/I = 1-45