Card No: 4503       Created: 29/11/1996    Last edition: 06/06/2016

Name: SPIROFFITE
Specification: [1]
Formula: Mn2Te3O8
Symmetry Class: monoclinic-beta
Space Group: C 2/c
Unit Cell
Parameters:
a = 12.8700 | b = 5.3813 | c = 11.8880 | beta = 98.2200
Number of Formula Unit: Z = 4Unit Cell Volume, Å3: Vc = 814.87
Number of Atomic Position
per full Unit Cell
:
P/U = 52 Molar Volume, cm3/mol: Vm = 122.71
Number of Reflexes used in
Structure Determination
:

NR = 1045
X-ray density, g/cm3: p = 5.06
R-factor: R = 0.0170MU, 1/cm: µ = 1146.791
Wave Length for Calculated
Powder Diffraction Patterns
:
Cu=1.54056Mass attenuation coefficient,
cm2/g
:
µ/p = 226.750
Theta-Interval for CPDP: T/I = 1-45