Card No: 345       Created: 28/11/1994    Last edition: 27/02/2012

Name: ARUPITE
Specification: [1], structure type - vivianite
Formula: Ni3[PO4]2 · 8H2O
Symmetry Class: monoclinic-beta
Space Group: C 2/m
Unit Cell
Parameters:
a = 9.8890 | b = 13.2250 | c = 4.6450 | beta = 102.4100
Number of Formula Unit: Z = 2Unit Cell Volume, Å3: Vc = 593.29
Number of Atomic Position
per full Unit Cell
:
P/U = 42 Molar Volume, cm3/mol: Vm = 178.68
Number of Reflexes used in
Structure Determination
:

-
X-ray density, g/cm3: p = 2.76
R-factor: -MU, 1/cm: µ = 134.490
Wave Length for Calculated
Powder Diffraction Patterns
:
Co=1.78892Mass attenuation coefficient,
cm2/g
:
µ/p = 48.648
Theta-Interval for CPDP: T/I = 1-45