Card No: 3931       Created: 20/05/1988    Last edition: 27/04/2017

Name: RANSOMITE
Specification: [1]
Formula: CuFe2[SO4]4 · 6H2O
Symmetry Class: monoclinic-beta
Space Group: P 2(1)/c
Unit Cell
Parameters:
a = 4.8110 | b = 16.2170 | c = 10.4030 | beta = 93.0200
Number of Formula Unit: Z = 2Unit Cell Volume, Å3: Vc = 810.51
Number of Atomic Position
per full Unit Cell
:
P/U = 58 Molar Volume, cm3/mol: Vm = 244.10
Number of Reflexes used in
Structure Determination
:

-
X-ray density, g/cm3: p = 2.68
R-factor: -MU, 1/cm: µ = 142.500
Wave Length for Calculated
Powder Diffraction Patterns
:
Co=1.78892Mass attenuation coefficient,
cm2/g
:
µ/p = 53.075
Theta-Interval for CPDP: T/I = 1-45