Card No: 9977       Created: 1/09/16    Last edition: 30/12/2016

Name: FERRICORONADITE
Specification: [1], "distorted" structure type - hollandite, DN
Formula: Pb[Mn4+6(Fe3+,Mn3+)2]O16
Symmetry Class: tetragonal
Space Group: I4/m
Unit Cell
Parameters:
a = 9.9043 | c = 2.8986
Number of Formula Unit: Z = 1Unit Cell Volume, Å3: Vc = 284.34
Number of Atomic Position
per full Unit Cell
:
P/U = 30 Molar Volume, cm3/mol: Vm = 171.27
Number of Reflexes used in
Structure Determination
:

NR = 242
X-ray density, g/cm3: p = 5.56
R-factor: R = 0.0260MU, 1/cm: µ = 631.715
Wave Length for Calculated
Powder Diffraction Patterns
:
Co=1.78892Mass attenuation coefficient,
cm2/g
:
µ/p = 113.559
Theta-Interval for CPDP: T/I = 1-45