Card No: 834       Created: 07/06/1991    Last edition: 13/01/2009

Name: CHALCOMENITE
Specification: [1], syn
Formula: CuSeO3 · 2[H2O]
Symmetry Class: orthorhombic
Space Group: P 2(1)2(1)2(1)
Unit Cell
Parameters:
a = 6.6710 | b = 9.1930 | c = 7.3840
Number of Formula Unit: Z = 4Unit Cell Volume, Å3: Vc = 452.83
Number of Atomic Position
per full Unit Cell
:
P/U = 28 Molar Volume, cm3/mol: Vm = 68.19
Number of Reflexes used in
Structure Determination
:

-
X-ray density, g/cm3: p = 3.32
R-factor: -MU, 1/cm: µ = 169.284
Wave Length for Calculated
Powder Diffraction Patterns
:
Cu=1.54056Mass attenuation coefficient,
cm2/g
:
µ/p = 50.963
Theta-Interval for CPDP: T/I = 1-45