Card No: 2297       Created: 15/10/2001    Last edition: 04/02/2022

Name: ARMALCOLITE
Specification: [6], structure type - pseudobrookite, at 1.0 GPa
Formula: MgTi2O5
Symmetry Class: orthorhombic
Space Group: B bmm
Unit Cell
Parameters:
a = 9.7131 | b = 10.0190 | c = 3.7363
Number of Formula Unit: Z = 4Unit Cell Volume, Å3: Vc = 363.60
Number of Atomic Position
per full Unit Cell
:
P/U = 32 Molar Volume, cm3/mol: Vm = 54.75
Number of Reflexes used in
Structure Determination
:

-
X-ray density, g/cm3: p = 3.65
R-factor: -MU, 1/cm: µ = 397.825
Wave Length for Calculated
Powder Diffraction Patterns
:
Cu=1.54056Mass attenuation coefficient,
cm2/g
:
µ/p = 108.868
Theta-Interval for CPDP: T/I = 1-45