Card No: 4724       Created: 19/10/1998    Last edition: 08/12/2016

Name: THOMETZEKITE
Specification: [1]
Formula: PbCu2[(As,S)O4]2[OH,H2O]2
Symmetry Class: monoclinic-beta
Space Group: C 2/m
Unit Cell
Parameters:
a = 9.0770 | b = 6.3000 | c = 7.6610 | beta = 116.9900
Number of Formula Unit: Z = 2Unit Cell Volume, Å3: Vc = 390.38
Number of Atomic Position
per full Unit Cell
:
P/U = 30 Molar Volume, cm3/mol: Vm = 117.57
Number of Reflexes used in
Structure Determination
:

NR = 544
X-ray density, g/cm3: p = 5.20
R-factor: R = 0.0460MU, 1/cm: µ = 830.019
Wave Length for Calculated
Powder Diffraction Patterns
:
Co=1.78892Mass attenuation coefficient,
cm2/g
:
µ/p = 159.657
Theta-Interval for CPDP: T/I = 1-45