Card No: 2363       Created: 22/12/1989    Last edition: 13/01/2009

Name: KLOCKMANNITE
Specification: [1], structure type - covellite
Formula: CuSe
Symmetry Class: hexagonal
Space Group: P 6(3)/mmc
Unit Cell
Parameters:
a = 3.9380 | c = 17.2500
Number of Formula Unit: Z = 6Unit Cell Volume, Å3: Vc = 231.67
Number of Atomic Position
per full Unit Cell
:
P/U = 12 Molar Volume, cm3/mol: Vm = 23.26
Number of Reflexes used in
Structure Determination
:

-
X-ray density, g/cm3: p = 6.13
R-factor: R = 0.4600MU, 1/cm: µ = 454.793
Wave Length for Calculated
Powder Diffraction Patterns
:
Cu=1.54056Mass attenuation coefficient,
cm2/g
:
µ/p = 74.232
Theta-Interval for CPDP: T/I = 1-45