Material
Name
Quartz, grains sup. 160µm
Family
mineral
Origin
natural terrestrial
Comments
Quartz grains red-yellow colored by ferruginous clays. Quartz grains are partly altered, some with ferric oxides inside
Grain sizes
Grains Size min Size max Size median Size width Size mass fraction Grain shape
#1 160.0 ${\mu}m$ 400.0 ${\mu}m$ equant
#2 400.0 ${\mu}m$ 4000.0 ${\mu}m$ equant
Size distribution
mostly below 400 µm, but a few grains with 400-4000 µm
Number
1
Arrangement
single phase
  Name Compound type Arrangement Mass ($g$) Mass fraction Adsorbat name
Quartz tektosilicate single phase 1.0 $\pm$ 0.0