Card No: 3730       Created: 25/02/1993    Last edition: 13/01/2009

Name: POLLUCITE
Specification: [3], analogue
Formula: Cs2CuSi5O12
Symmetry Class: tetragonal
Space Group: P 4(1)2(1)2
Unit Cell
Parameters:
a = 13.5776 | c = 13.6189
Number of Formula Unit: Z = 8Unit Cell Volume, Å3: Vc = 2510.66
Number of Atomic Position
per full Unit Cell
:
P/U = 160 Molar Volume, cm3/mol: Vm = 189.03
Number of Reflexes used in
Structure Determination
:

NR = 2440
X-ray density, g/cm3: p = 3.50
R-factor: R = 0.1450MU, 1/cm: µ = 521.577
Wave Length for Calculated
Powder Diffraction Patterns
:
Cu=1.54056Mass attenuation coefficient,
cm2/g
:
µ/p = 149.004
Theta-Interval for CPDP: T/I = 1-45