Card No: 4809       Created: 30/11/1992    Last edition: 13/01/2009

Name: TOCHILINITE
Specification: [1]
Formula: [Fe0.9]6S6[Mg0.71Fe0.29(OH)2]5
Symmetry Class: triclinic
Space Group: C 1
Unit Cell
Parameters:
a = 5.3700 | b = 15.6500 | c = 10.7200 | alpha = 90.0000 | beta = 95.0000 | gamma = 90.0000
Number of Formula Unit: Z = 2Unit Cell Volume, Å3: Vc = 897.49
Number of Atomic Position
per full Unit Cell
:
P/U = 54 Molar Volume, cm3/mol: Vm = 270.29
Number of Reflexes used in
Structure Determination
:

-
X-ray density, g/cm3: p = 3.20
R-factor: R = 0.1200MU, 1/cm: µ = 208.229
Wave Length for Calculated
Powder Diffraction Patterns
:
Co=1.78892Mass attenuation coefficient,
cm2/g
:
µ/p = 65.092
Theta-Interval for CPDP: T/I = 1-45