Card No: 9731       Created: 15/01/16    Last edition: 06/09/2016

Name: GATEDALITE
Specification: [1], structure type - braunite
Formula: (Zr,Mn2+)(Mn2+,Mn3+,Fe,Mg)6SiO12
Symmetry Class: tetragonal
Space Group: *I 4(1)/acd
Unit Cell
Parameters:
a = 9.4668 | c = 18.8701
Number of Formula Unit: Z = 8Unit Cell Volume, Å3: Vc = 1691.14
Number of Atomic Position
per full Unit Cell
:
P/U = 160 Molar Volume, cm3/mol: Vm = 127.33
Number of Reflexes used in
Structure Determination
:

-
X-ray density, g/cm3: p = 4.76
R-factor: -MU, 1/cm: µ = 142.677
Wave Length for Calculated
Powder Diffraction Patterns
:
Co=1.78892Mass attenuation coefficient,
cm2/g
:
µ/p = 29.947
Theta-Interval for CPDP: T/I = 1-45