Card No: 3606       Created: 04/04/1989    Last edition: 29/08/2016

Name: PERROUDITE
Specification: [1], DN
Formula: Hg4.6Ag4.4S4.6[Cl2.0Br0.8I1.6]
Symmetry Class: orthorhombic
Space Group: P 2(1)2(1)2
Unit Cell
Parameters:
a = 17.4300 | b = 12.2400 | c = 4.3500
Number of Formula Unit: Z = 2Unit Cell Volume, Å3: Vc = 928.04
Number of Atomic Position
per full Unit Cell
:
P/U = 36 Molar Volume, cm3/mol: Vm = 279.50
Number of Reflexes used in
Structure Determination
:

-
X-ray density, g/cm3: p = 6.32
R-factor: -MU, 1/cm: µ = 1310.766
Wave Length for Calculated
Powder Diffraction Patterns
:
Cu=1.54056Mass attenuation coefficient,
cm2/g
:
µ/p = 207.432
Theta-Interval for CPDP: T/I = 1-45