Card No: 5555       Created: 26/02/2003    Last edition: 17/03/2015

Name: CLINOHUMITE
Specification: [7], structure type - clinohumite, at 293oK
Formula: Mg8.8Fe0.006Ti0.214[SiO4]4[(OH)0.516,F0.484]
Symmetry Class: monoclinic-gamma
Space Group: P 2(1)/b
Unit Cell
Parameters:
a = 13.6950 | b = 10.2740 | c = 4.7313 | gamma = 100.9090
Number of Formula Unit: Z = 2Unit Cell Volume, Å3: Vc = 653.68
Number of Atomic Position
per full Unit Cell
:
P/U = 66 Molar Volume, cm3/mol: Vm = 196.87
Number of Reflexes used in
Structure Determination
:

NR = 2263
X-ray density, g/cm3: p = 3.19
R-factor: R = 0.0468MU, 1/cm: µ = 160.543
Wave Length for Calculated
Powder Diffraction Patterns
:
Co=1.78892Mass attenuation coefficient,
cm2/g
:
µ/p = 50.312
Theta-Interval for CPDP: T/I = 1-45