Card No: 8939       Created: 9/04/14    Last edition: 03/06/2021

Name: AGARDITE-(Y)
Specification: [2], structure type - mixite
Formula: (Ca,Y,Er,Dy)Cu6[AsO4]3(OH)6 · 3H2O
Symmetry Class: hexagonal
Space Group: P 6(3)/m
Unit Cell
Parameters:
a = 13.5059 | c = 5.8903
Number of Formula Unit: Z = 2Unit Cell Volume, Å3: Vc = 930.50
Number of Atomic Position
per full Unit Cell
:
P/U = 64 Molar Volume, cm3/mol: Vm = 280.24
Number of Reflexes used in
Structure Determination
:

-
X-ray density, g/cm3: p = 3.58
R-factor: -MU, 1/cm: µ = 181.925
Wave Length for Calculated
Powder Diffraction Patterns
:
Cu=1.54056Mass attenuation coefficient,
cm2/g
:
µ/p = 50.821
Theta-Interval for CPDP: T/I = 1-45