Card No: 10000       Created: 2/12/16    Last edition: 30/12/2016

Name: NATROJAROSITE
Specification: [8], structure type - alunite, at 6.454 GPa
Formula: NaFe3[SO4]2(OH)6
Symmetry Class: trigonal
Space Group: R 3(-)m
Unit Cell
Parameters:
a = 7.1960 | c = 15.7640
Number of Formula Unit: Z = 3Unit Cell Volume, Å3: Vc = 706.93
Number of Atomic Position
per full Unit Cell
:
P/U = 60 Molar Volume, cm3/mol: Vm = 141.94
Number of Reflexes used in
Structure Determination
:

-
X-ray density, g/cm3: p = 3.41
R-factor: -MU, 1/cm: µ = 160.122
Wave Length for Calculated
Powder Diffraction Patterns
:
Co=1.78892Mass attenuation coefficient,
cm2/g
:
µ/p = 46.897
Theta-Interval for CPDP: T/I = 1-45