Card No: 12410       Created: 1/11/25    Last edition: 09/04/2026

Name: KLAPROTHITE
Specification: [2], syn
Formula: Na6[UO2][SO4]4 · 4H2O
Symmetry Class: monoclinic-beta
Space Group: P 2(1)/c
Unit Cell
Parameters:
a = 9.8005 | b = 9.7183 | c = 20.8263 | beta = 98.8000
Number of Formula Unit: Z = 4Unit Cell Volume, Å3: Vc = 1960.27
Number of Atomic Position
per full Unit Cell
:
P/U = 164 Molar Volume, cm3/mol: Vm = 295.19
Number of Reflexes used in
Structure Determination
:

NR = 3373
X-ray density, g/cm3: p = 2.93
R-factor: R = 0.0211MU, 1/cm: µ = 350.299
Wave Length for Calculated
Powder Diffraction Patterns
:
Cu=1.54056Mass attenuation coefficient,
cm2/g
:
µ/p = 119.659
Theta-Interval for CPDP: T/I = 1-45