Card No: 10279       Created: 11/07/17    Last edition: 24/12/2019

Name: SERANDITE
Specification: [4], structure type - wollastonite, at 4oK
Formula: NaMn2[Si3O8(OH)]
Symmetry Class: triclinic
Space Group: P 1(-)
Unit Cell
Parameters:
a = 7.6844 | b = 6.8913 | c = 6.7349 | alpha = 90.5000 | beta = 94.1000 | gamma = 102.8000
Number of Formula Unit: Z = 2Unit Cell Volume, Å3: Vc = 346.84
Number of Atomic Position
per full Unit Cell
:
P/U = 34 Molar Volume, cm3/mol: Vm = 104.46
Number of Reflexes used in
Structure Determination
:

-
X-ray density, g/cm3: p = 3.46
R-factor: -MU, 1/cm: µ = 366.195
Wave Length for Calculated
Powder Diffraction Patterns
:
Cu=1.54056Mass attenuation coefficient,
cm2/g
:
µ/p = 105.886
Theta-Interval for CPDP: T/I = 1-45