Card No: 11945       Created: 12/12/23    Last edition: 27/03/2026

Name: BOBTRAILLITE
Specification: [2]
Formula: (Na,[])13(Sr,Ca)12(Zr,Y,Nb)14Si42B6O132(OH)12 · 12H2O
Symmetry Class: trigonal
Space Group: P 3(-)c1
Unit Cell
Parameters:
a = 19.6977 | c = 9.7700
Number of Formula Unit: Z = 1Unit Cell Volume, Å3: Vc = 3282.89
Number of Atomic Position
per full Unit Cell
:
P/U = 254 Molar Volume, cm3/mol: Vm = 1977.41
Number of Reflexes used in
Structure Determination
:

NR = 1538
X-ray density, g/cm3: p = 3.19
R-factor: R = 0.0586MU, 1/cm: µ = 210.884
Wave Length for Calculated
Powder Diffraction Patterns
:
Cu=1.54056Mass attenuation coefficient,
cm2/g
:
µ/p = 66.060
Theta-Interval for CPDP: T/I = 1-45