Card No: 12026       Created: 3/05/24    Last edition: 28/03/2026

Name: FLUORBRITHOLITE-(Nd)
Specification: [1], structure type - apatite, DN
Formula: Ca2Nd3[SiO4]3(F,OH)
Symmetry Class: hexagonal
Space Group: P 6(3)/m
Unit Cell
Parameters:
a = 9.5994 | c = 6.9892
Number of Formula Unit: Z = 2Unit Cell Volume, Å3: Vc = 557.76
Number of Atomic Position
per full Unit Cell
:
P/U = 46 Molar Volume, cm3/mol: Vm = 167.98
Number of Reflexes used in
Structure Determination
:

NR = 704
X-ray density, g/cm3: p = 4.91
R-factor: R = 0.0430MU, 1/cm: µ = 1147.128
Wave Length for Calculated
Powder Diffraction Patterns
:
Cu=1.54056Mass attenuation coefficient,
cm2/g
:
µ/p = 233.818
Theta-Interval for CPDP: T/I = 1-45