Spinel Medium

Categories
MICRON-COSMIC ANALOGS
Summary: AEROSOLS
Cosmic analogs subcategories
Asteroids
Origin

Mechanical milling of some of the original Spinel Pebble 

Main constituent
spinel (Mg0.96Fe0.04)0.01 (Al1.97Cr0.03)2O4
Practical significance

Spinel is related with the composition of Barbarian asteroids (Cellino et al. 2006, Sunshine et al. 2008 ; Devogèle et al. 2018)

Particle size Mie: reff (μm)
7.2
Particle size Mie: veff
1.3
Size distribution plot:
Size Distribution Spinel Medium
Size distribution table
size_spinel_medium.txt
Imaging
SEM
SEM/TEM images:
Spinel Medium SEM Image
All SEM/TEM images (zip file)
sem_spinel_medium.zip
Color
white
Scattering matrix (1) wavelength in nm
514.00 nm
Scattering matrix (1) table
matrix_spinel_medium_514nm.txt
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
Frattin et al., 2022