Card No: 5255       Created: 22/02/1990    Last edition: 01/06/2018

Name: WOODHOUSEITE
Specification: [1], structure type - alunite
Formula: CaAl3[PO4][SO4](OH)6
Symmetry Class: trigonal
Space Group: R 3(-)m
Unit Cell
Parameters:
a = 6.9930 | c = 16.3860
Number of Formula Unit: Z = 3Unit Cell Volume, Å3: Vc = 693.95
Number of Atomic Position
per full Unit Cell
:
P/U = 60 Molar Volume, cm3/mol: Vm = 139.33
Number of Reflexes used in
Structure Determination
:

NR = 249
X-ray density, g/cm3: p = 2.97
R-factor: R = 0.0570MU, 1/cm: µ = 130.780
Wave Length for Calculated
Powder Diffraction Patterns
:
Cu=1.54056Mass attenuation coefficient,
cm2/g
:
µ/p = 44.009
Theta-Interval for CPDP: T/I = 1-45