Card No: 12195       Created: 18/12/24    Last edition: 27/03/2026

Name: MOMOIITE
Specification: [2], structure type - garnet
Formula: (Mn,Ca)3(V,Al)2[SiO4]3
Symmetry Class: cubic
Space Group: I a3d
Unit Cell
Parameters:
a = 11.8745
Number of Formula Unit: Z = 8Unit Cell Volume, Å3: Vc = 1674.35
Number of Atomic Position
per full Unit Cell
:
P/U = 160 Molar Volume, cm3/mol: Vm = 126.07
Number of Reflexes used in
Structure Determination
:

-
X-ray density, g/cm3: p = 4.06
R-factor: -MU, 1/cm: µ = 483.953
Wave Length for Calculated
Powder Diffraction Patterns
:
Cu=1.54056Mass attenuation coefficient,
cm2/g
:
µ/p = 119.247
Theta-Interval for CPDP: T/I = 1-45