Card No: 12024       Created: 10/06/24    Last edition: 28/03/2026

Name: FERRIANDROSITE-(Ce)
Specification: [1], structure type - epidote
Formula: (Mn,Ca)(Ce,La)Al(Fe,Mg)Mn[SiO4][Si2O7]O(OH)
Symmetry Class: monoclinic-beta
Space Group: P 2(1)/m
Unit Cell
Parameters:
a = 8.8483 | b = 5.7307 | c = 10.0314 | beta = 113.4000
Number of Formula Unit: Z = 2Unit Cell Volume, Å3: Vc = 466.95
Number of Atomic Position
per full Unit Cell
:
P/U = 44 Molar Volume, cm3/mol: Vm = 140.63
Number of Reflexes used in
Structure Determination
:

NR = 1910
X-ray density, g/cm3: p = 4.29
R-factor: R = 0.0210MU, 1/cm: µ = 652.655
Wave Length for Calculated
Powder Diffraction Patterns
:
Co=1.78892Mass attenuation coefficient,
cm2/g
:
µ/p = 152.067
Theta-Interval for CPDP: T/I = 1-45