Card No: 11842       Created: 22/06/23    Last edition: 03/04/2026

Name: GYSINITE-(La)
Specification: [1], structure type - ancylite
Formula: (La,Pb,Nd)2[CO3]2(OH)1.34 · 0.66H2O
Symmetry Class: orthorhombic
Space Group: P mcn
Unit Cell
Parameters:
a = 5.0655 | b = 8.5990 | c = 7.3901
Number of Formula Unit: Z = 2Unit Cell Volume, Å3: Vc = 321.90
Number of Atomic Position
per full Unit Cell
:
P/U = 24 Molar Volume, cm3/mol: Vm = 96.95
Number of Reflexes used in
Structure Determination
:

-
X-ray density, g/cm3: p = 4.91
R-factor: -MU, 1/cm: µ = 1066.186
Wave Length for Calculated
Powder Diffraction Patterns
:
Cu=1.54056Mass attenuation coefficient,
cm2/g
:
µ/p = 216.933
Theta-Interval for CPDP: T/I = 1-45