Card No: 2061       Created: 21/03/1995    Last edition: 23/03/2017

Name: HYDROCALUMITE
Specification: [1], structure type - hydrocalumite, DF
Formula: Ca8Al4(OH)24[CO3]0.78Cl1.3(OH)1.14[H2O]3.02 · 8H2O
Symmetry Class: monoclinic-beta
Space Group: C 2/c
Unit Cell
Parameters:
a = 10.0200 | b = 5.7510 | c = 16.2860 | beta = 104.2200
Number of Formula Unit: Z = 1Unit Cell Volume, Å3: Vc = 909.73
Number of Atomic Position
per full Unit Cell
:
P/U = 120 Molar Volume, cm3/mol: Vm = 547.96
Number of Reflexes used in
Structure Determination
:

NR = 867
X-ray density, g/cm3: p = 2.20
R-factor: R = 0.0690MU, 1/cm: µ = 131.339
Wave Length for Calculated
Powder Diffraction Patterns
:
Cu=1.54056Mass attenuation coefficient,
cm2/g
:
µ/p = 59.763
Theta-Interval for CPDP: T/I = 1-35