Card No: 3879       Created: 12/09/1990    Last edition: 13/01/2009

Name: DIOPSIDE
Specification: [85], structure type - diopside, Li-Sc, analogue
Formula: LiScSi2O6
Symmetry Class: monoclinic-beta
Space Group: C 2/c
Unit Cell
Parameters:
a = 9.8033 | b = 8.9581 | c = 5.3515 | beta = 110.2800
Number of Formula Unit: Z = 4Unit Cell Volume, Å3: Vc = 440.83
Number of Atomic Position
per full Unit Cell
:
P/U = 40 Molar Volume, cm3/mol: Vm = 66.38
Number of Reflexes used in
Structure Determination
:

NR = 799
X-ray density, g/cm3: p = 3.07
R-factor: R = 0.0240MU, 1/cm: µ = 192.583
Wave Length for Calculated
Powder Diffraction Patterns
:
Cu=1.54056Mass attenuation coefficient,
cm2/g
:
µ/p = 62.654
Theta-Interval for CPDP: T/I = 1-45