Card No: 1334       Created: 28/11/1997    Last edition: 07/04/2015

Name: ELLENBERGERITE
Specification: [2], at 20oC
Formula: [Mg(Ti,Zr)]2Mg6(Al,Mg)6Si8O28(OH)10
Symmetry Class: hexagonal
Space Group: P 6(3)
Unit Cell
Parameters:
a = 12.2573 | c = 4.9216
Number of Formula Unit: Z = 1Unit Cell Volume, Å3: Vc = 640.36
Number of Atomic Position
per full Unit Cell
:
P/U = 60 Molar Volume, cm3/mol: Vm = 385.71
Number of Reflexes used in
Structure Determination
:

NR = 355
X-ray density, g/cm3: p = 3.14
R-factor: R = 0.0330MU, 1/cm: µ = 116.667
Wave Length for Calculated
Powder Diffraction Patterns
:
Cu=1.54056Mass attenuation coefficient,
cm2/g
:
µ/p = 37.116
Theta-Interval for CPDP: T/I = 1-45