Card No: 2444       Created: 01/10/1990    Last edition: 04/04/2017

Name: LAFFITTITE
Specification: [1]
Formula: AgHgAsS3
Symmetry Class: monoclinic-beta
Space Group: *A a
Unit Cell
Parameters:
a = 7.7320 | b = 11.2850 | c = 6.6430 | beta = 115.1600
Number of Formula Unit: Z = 4Unit Cell Volume, Å3: Vc = 524.65
Number of Atomic Position
per full Unit Cell
:
P/U = 24 Molar Volume, cm3/mol: Vm = 79.00
Number of Reflexes used in
Structure Determination
:

-
X-ray density, g/cm3: p = 6.07
R-factor: -MU, 1/cm: µ = 1517.224
Wave Length for Calculated
Powder Diffraction Patterns
:
Co=1.78892Mass attenuation coefficient,
cm2/g
:
µ/p = 249.980
Theta-Interval for CPDP: T/I = 1-45