Card No: 9825       Created: 8/04/16    Last edition: 10/12/2016

Name: BRACKEBUSCHITE
Specification: [3], structure type - brackebuschite
Formula: Pb2(Mn,Fe,Zn)[VO4]2(OH)
Symmetry Class: monoclinic-beta
Space Group: P 2(1)/m
Unit Cell
Parameters:
a = 7.6495 | b = 6.1262 | c = 8.9241 | beta = 112.2000
Number of Formula Unit: Z = 2Unit Cell Volume, Å3: Vc = 387.22
Number of Atomic Position
per full Unit Cell
:
P/U = 30 Molar Volume, cm3/mol: Vm = 116.62
Number of Reflexes used in
Structure Determination
:

-
X-ray density, g/cm3: p = 6.15
R-factor: -MU, 1/cm: µ = 1509.251
Wave Length for Calculated
Powder Diffraction Patterns
:
Co=1.78892Mass attenuation coefficient,
cm2/g
:
µ/p = 245.258
Theta-Interval for CPDP: T/I = 1-45