Spinel Small
Practical significance
Spinel is related with the composition of Barbarian asteroids (Cellino et al. 2006, Sunshine et al. 2008 ; Devogèle et al. 2018)
Origin
Mechanical milling of some of the original Spinel Pebbles.
Main constituent
(Mg0.96Fe0.04)0.01 (Al1.97Cr0.03)2O4
Particle size Mie: reff (μm)
2.6
Particle size Mie: veff
1.0
Size distribution plot:
Size distribution table
Particle shape
Irregular
Color
White
SEM/TEM images:
All SEM/TEM images (zip file)
Scattering matrix (1) wavelength in nm
514.00 nm
Scattering matrix (1) table
Scattering matrix (1) plot:
Refractive index
1.72 + i3×0.0001
Angle range (deg)
[3,177]
Reference/s