Card No: 1288       Created: 30/09/1992    Last edition: 18/12/2017

Name: DUNDASITE
Specification: [1]
Formula: PbAl2[CO3]2(OH)4 · H2O
Symmetry Class: orthorhombic
Space Group: P bnm
Unit Cell
Parameters:
a = 9.0800 | b = 16.3700 | c = 5.6200
Number of Formula Unit: Z = 4Unit Cell Volume, Å3: Vc = 835.35
Number of Atomic Position
per full Unit Cell
:
P/U = 64 Molar Volume, cm3/mol: Vm = 125.79
Number of Reflexes used in
Structure Determination
:

NR = 505
X-ray density, g/cm3: p = 3.71
R-factor: R = 0.0660MU, 1/cm: µ = 420.463
Wave Length for Calculated
Powder Diffraction Patterns
:
Cu=1.54056Mass attenuation coefficient,
cm2/g
:
µ/p = 113.216
Theta-Interval for CPDP: T/I = 1-45