Card No: 4893       Created: 10/11/1992    Last edition: 27/12/2016

Name: TUNDRITE-(Ce)
Specification: [2]
Formula: Na2Ce2TiO2[SiO4][CO3]2
Symmetry Class: triclinic
Space Group: P 1(-)
Unit Cell
Parameters:
a = 7.5600 | b = 13.9570 | c = 5.0400 | alpha = 101.1200 | beta = 70.8700 | gamma = 101.0200
Number of Formula Unit: Z = 2Unit Cell Volume, Å3: Vc = 488.28
Number of Atomic Position
per full Unit Cell
:
P/U = 40 Molar Volume, cm3/mol: Vm = 147.05
Number of Reflexes used in
Structure Determination
:

-
X-ray density, g/cm3: p = 4.20
R-factor: R = 0.0640MU, 1/cm: µ = 775.215
Wave Length for Calculated
Powder Diffraction Patterns
:
Cu=1.54056Mass attenuation coefficient,
cm2/g
:
µ/p = 184.421
Theta-Interval for CPDP: T/I = 1-45