Card No: 2845       Created: 09/04/1990    Last edition: 13/04/2017

Name: MERRIHUEITE
Specification: [1], structure type - osumilite, Mg, syn, DN
Formula: K2Mg5Si12O30
Symmetry Class: hexagonal
Space Group: P 6/mcc
Unit Cell
Parameters:
a = 10.2220 | c = 14.1520
Number of Formula Unit: Z = 2Unit Cell Volume, Å3: Vc = 1280.62
Number of Atomic Position
per full Unit Cell
:
P/U = 100 Molar Volume, cm3/mol: Vm = 385.68
Number of Reflexes used in
Structure Determination
:

NR = 528
X-ray density, g/cm3: p = 2.64
R-factor: R = 0.0280MU, 1/cm: µ = 108.410
Wave Length for Calculated
Powder Diffraction Patterns
:
Cu=1.54056Mass attenuation coefficient,
cm2/g
:
µ/p = 41.129
Theta-Interval for CPDP: T/I = 1-45