Card No: 205       Created: 12/02/1993    Last edition: 13/01/2009

Name: ANDESINE
Specification: [1], DF
Formula: Ca0.38Na0.62Al1.38Si2.62O8
Symmetry Class: triclinic
Space Group: C 1(-)
Unit Cell
Parameters:
a = 8.1510 | b = 12.8290 | c = 7.1030 | alpha = 93.6200 | beta = 116.2100 | gamma = 89.7000
Number of Formula Unit: Z = 4Unit Cell Volume, Å3: Vc = 664.84
Number of Atomic Position
per full Unit Cell
:
P/U = 56 Molar Volume, cm3/mol: Vm = 100.11
Number of Reflexes used in
Structure Determination
:

NR = 1176
X-ray density, g/cm3: p = 2.68
R-factor: R = 0.0440MU, 1/cm: µ = 106.236
Wave Length for Calculated
Powder Diffraction Patterns
:
Cu=1.54056Mass attenuation coefficient,
cm2/g
:
µ/p = 39.647
Theta-Interval for CPDP: T/I = 1-25