Card No: 843       Created: 05/07/1994    Last edition: 11/12/2017

Name: CHALCOTHALLITE
Specification: [1], DN
Formula: Tl1.699K0.205Cu5.52Fe0.71Ag0.125SbS4
Symmetry Class: tetragonal
Space Group: I 4/mmm
Unit Cell
Parameters:
a = 3.8270 | c = 34.2800
Number of Formula Unit: Z = 2Unit Cell Volume, Å3: Vc = 502.06
Number of Atomic Position
per full Unit Cell
:
P/U = 28 Molar Volume, cm3/mol: Vm = 151.21
Number of Reflexes used in
Structure Determination
:

NR = 86
X-ray density, g/cm3: p = 6.79
R-factor: R = 0.2070MU, 1/cm: µ = 982.400
Wave Length for Calculated
Powder Diffraction Patterns
:
Cu=1.54056Mass attenuation coefficient,
cm2/g
:
µ/p = 144.697
Theta-Interval for CPDP: T/I = 1-35