Material
- Name
- Quartz grains
- Family
- mineral
- Origin
- natural terrestrial
- Comments
- Quartz grains orange-brown colored by ferruginous clays. Some grains are also altered
- Texture
- compact
- Grain sizes
-
Grains Size min Size max Size median Size width Size mass fraction Grain shape #1 160.0 ${\mu}m$ 300.0 ${\mu}m$ 1.0 equant - Size distribution
- Quartz grains mostly below 300 µm, but a few brown agglomeration of quartz+ferruginous clay grains with 500-1500 µm