Card No: 3494       Created: 22/03/2000    Last edition: 24/08/2016

Name: PARSETTENSITE
Specification: [1]
Formula: K1.2Mn8[(Si,Al)12O26](OH)10
Symmetry Class: monoclinic-beta
Space Group: C 2/m
Unit Cell
Parameters:
a = 39.1000 | b = 22.8400 | c = 17.9500 | beta = 135.6000
Number of Formula Unit: Z = 12Unit Cell Volume, Å3: Vc = 11215.70
Number of Atomic Position
per full Unit Cell
:
P/U = 726 Molar Volume, cm3/mol: Vm = 562.97
Number of Reflexes used in
Structure Determination
:

-
X-ray density, g/cm3: p = 2.51
R-factor: -MU, 1/cm: µ = 286.819
Wave Length for Calculated
Powder Diffraction Patterns
:
Cu=1.54056Mass attenuation coefficient,
cm2/g
:
µ/p = 114.162
Theta-Interval for CPDP: T/I = 1-25