Card No: 12344       Created: 6/10/25    Last edition: 05/04/2026

Name: ALLORIITE
Specification: [2], DF
Formula: (Na,K,Ca)8[Si6Al6O24][SO4,SO3][SO3]0.5[OH,O,Cl,H2O]2.15
Symmetry Class: hexagonal
Space Group: P 6(-)2c
Unit Cell
Parameters:
a = 12.8950 | c = 21.2760
Number of Formula Unit: Z = 4Unit Cell Volume, Å3: Vc = 3063.82
Number of Atomic Position
per full Unit Cell
:
P/U = 230 Molar Volume, cm3/mol: Vm = 461.36
Number of Reflexes used in
Structure Determination
:

NR = 2320
X-ray density, g/cm3: p = 2.47
R-factor: R = 0.0406MU, 1/cm: µ = 130.333
Wave Length for Calculated
Powder Diffraction Patterns
:
Cu=1.54056Mass attenuation coefficient,
cm2/g
:
µ/p = 52.839
Theta-Interval for CPDP: T/I = 1-45