Card No: 1805       Created: 11/01/1994    Last edition: 13/01/2009

Name: GRIPHITE
Specification: [1], DN
Formula: Mn24Ca4[Fe0.7Al0.13]4[Al0.96Fe0.04]8[PO4]24F8
Symmetry Class: cubic
Space Group: P a3
Unit Cell
Parameters:
a = 12.2050
Number of Formula Unit: Z = 1Unit Cell Volume, Å3: Vc = 1818.08
Number of Atomic Position
per full Unit Cell
:
P/U = 168 Molar Volume, cm3/mol: Vm = 1095.10
Number of Reflexes used in
Structure Determination
:

NR = 763
X-ray density, g/cm3: p = 3.55
R-factor: R = 0.0320MU, 1/cm: µ = 167.340
Wave Length for Calculated
Powder Diffraction Patterns
:
Co=1.78892Mass attenuation coefficient,
cm2/g
:
µ/p = 47.202
Theta-Interval for CPDP: T/I = 1-45