Card No: 2381       Created: 19/04/1994    Last edition: 03/02/2020

Name: KOSTYLEVITE
Specification: [1]
Formula: K4Zr2[Si6O18] · 2H2O
Symmetry Class: monoclinic-gamma
Space Group: P 2(1)/b
Unit Cell
Parameters:
a = 6.5650 | b = 13.1710 | c = 11.7270 | gamma = 105.2600
Number of Formula Unit: Z = 2Unit Cell Volume, Å3: Vc = 978.25
Number of Atomic Position
per full Unit Cell
:
P/U = 64 Molar Volume, cm3/mol: Vm = 294.62
Number of Reflexes used in
Structure Determination
:

NR = 1856
X-ray density, g/cm3: p = 2.82
R-factor: R = 0.0560MU, 1/cm: µ = 211.743
Wave Length for Calculated
Powder Diffraction Patterns
:
Cu=1.54056Mass attenuation coefficient,
cm2/g
:
µ/p = 75.047
Theta-Interval for CPDP: T/I = 1-45