Card No: 8484       Created: 20/06/12    Last edition: 26/05/2015

Name: HEYROVSKYITE
Specification: [2]
Formula: Pb5.86Bi2.1S8.5Se0.5
Symmetry Class: orthorhombic
Space Group: B bmm
Unit Cell
Parameters:
a = 13.7498 | b = 31.5053 | c = 4.1475
Number of Formula Unit: Z = 4Unit Cell Volume, Å3: Vc = 1796.66
Number of Atomic Position
per full Unit Cell
:
P/U = 68 Molar Volume, cm3/mol: Vm = 270.55
Number of Reflexes used in
Structure Determination
:

NR = 1312
X-ray density, g/cm3: p = 7.22
R-factor: R = 0.0417MU, 1/cm: µ = 1528.191
Wave Length for Calculated
Powder Diffraction Patterns
:
Cu=1.54056Mass attenuation coefficient,
cm2/g
:
µ/p = 211.703
Theta-Interval for CPDP: T/I = 1-45