Card No: 8716       Created: 21/02/13    Last edition: 27/07/2016

Name: REALGAR
Specification: [5], structure type - realgar, at 5.40 Gpa
Formula: AsS
Symmetry Class: monoclinic-beta
Space Group: P 2(1)/n
Unit Cell
Parameters:
a = 8.7190 | b = 12.6340 | c = 6.1490 | beta = 107.1000
Number of Formula Unit: Z = 4Unit Cell Volume, Å3: Vc = 647.40
Number of Atomic Position
per full Unit Cell
:
P/U = 32 Molar Volume, cm3/mol: Vm = 97.49
Number of Reflexes used in
Structure Determination
:

-
X-ray density, g/cm3: p = 4.39
R-factor: -MU, 1/cm: µ = 373.537
Wave Length for Calculated
Powder Diffraction Patterns
:
Cu=1.54056Mass attenuation coefficient,
cm2/g
:
µ/p = 85.108
Theta-Interval for CPDP: T/I = 1-45