Card No: 12388       Created: 17/10/25    Last edition: 06/04/2026

Name: SILICATE_Cs_Ca
Specification: [1]
Formula: Cs4Ca[Si8O19]
Symmetry Class: monoclinic-beta
Space Group: P 2(1)/n
Unit Cell
Parameters:
a = 7.1670 | b = 12.0884 | c = 12.4019 | beta = 90.0000
Number of Formula Unit: Z = 2Unit Cell Volume, Å3: Vc = 1074.47
Number of Atomic Position
per full Unit Cell
:
P/U = 64 Molar Volume, cm3/mol: Vm = 323.60
Number of Reflexes used in
Structure Determination
:

NR = 1775
X-ray density, g/cm3: p = 3.40
R-factor: R = 0.0360MU, 1/cm: µ = 595.299
Wave Length for Calculated
Powder Diffraction Patterns
:
Cu=1.54056Mass attenuation coefficient,
cm2/g
:
µ/p = 175.087
Theta-Interval for CPDP: T/I = 1-45