Card No: 11975       Created: 22/11/23    Last edition: 29/03/2026

Name: NIOBOIXIOLITE-(Mn)
Specification: [2], structure type - ixiolite
Formula: [Nb0.67Mn0.33]O2
Symmetry Class: orthorhombic
Space Group: P bcn
Unit Cell
Parameters:
a = 4.7559 | b = 5.7318 | c = 5.1344
Number of Formula Unit: Z = 4Unit Cell Volume, Å3: Vc = 139.96
Number of Atomic Position
per full Unit Cell
:
P/U = 12 Molar Volume, cm3/mol: Vm = 21.08
Number of Reflexes used in
Structure Determination
:

NR = 151
X-ray density, g/cm3: p = 5.85
R-factor: R = 0.0474MU, 1/cm: µ = 797.319
Wave Length for Calculated
Powder Diffraction Patterns
:
Cu=1.54056Mass attenuation coefficient,
cm2/g
:
µ/p = 136.397
Theta-Interval for CPDP: T/I = 1-45