Spinel Medium

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 Pebble 

Main constituent
spinel (Mg0.96Fe0.04)0.01 (Al1.97Cr0.03)2O4
Particle size Mie: reff (μm)
7.2
Particle size Mie: veff
1.3
Size distribution plot:
Size Distribution Spinel Medium
Size distribution table
Color
white
SEM/TEM images:
Spinel Medium SEM Image
All SEM/TEM images (zip file)
Scattering matrix (1) wavelength in nm
514.00 nm
Scattering matrix (1) table
Scattering matrix (1) plot:
Scattering matrix elements Spinel Medium 514 nm
Refractive index

1.72 + i3×0.0001

Angle range (deg)
[3,177]
Reference/s