Card No: 11851       Created: 23/06/23    Last edition: 27/03/2026

Name: MIMETITE
Specification: [5], structure type - apatite, OH-analogue, DN
Formula: Pb5[AsO4]3(OH)
Symmetry Class: hexagonal
Space Group: P 6(3)/m
Unit Cell
Parameters:
a = 10.1266 | c = 7.5010
Number of Formula Unit: Z = 2Unit Cell Volume, Å3: Vc = 666.16
Number of Atomic Position
per full Unit Cell
:
P/U = 44 Molar Volume, cm3/mol: Vm = 200.63
Number of Reflexes used in
Structure Determination
:

NR = 482
X-ray density, g/cm3: p = 7.32
R-factor: R = 0.0380MU, 1/cm: µ = 1303.269
Wave Length for Calculated
Powder Diffraction Patterns
:
Cu=1.54056Mass attenuation coefficient,
cm2/g
:
µ/p = 177.921
Theta-Interval for CPDP: T/I = 1-45