Card No: 12042       Created: 11/06/24    Last edition: 29/03/2026

Name: MALLESTIGITE
Specification: [1], DF
Formula: Pb3Sb5+[SO4][AsO4](OH)6 · 3H2O
Symmetry Class: hexagonal
Space Group: P 6(3)
Unit Cell
Parameters:
a = 8.9326 | c = 11.1044
Number of Formula Unit: Z = 2Unit Cell Volume, Å3: Vc = 767.33
Number of Atomic Position
per full Unit Cell
:
P/U = 76 Molar Volume, cm3/mol: Vm = 231.10
Number of Reflexes used in
Structure Determination
:

NR = 632
X-ray density, g/cm3: p = 4.91
R-factor: R = 0.0184MU, 1/cm: µ = 1185.583
Wave Length for Calculated
Powder Diffraction Patterns
:
Co=1.78892Mass attenuation coefficient,
cm2/g
:
µ/p = 241.549
Theta-Interval for CPDP: T/I = 1-45