Material
- Name
- lunar soil sample 78221
- Origin
- planetary
- Grain sizes
-
Grains Size min Size max Size median Size width Size mass fraction Grain shape #1 1.0 ${\mu}m$ 16000.0 ${\mu}m$ 1.0 irregular - Size method
- the average grain size is 43 microns (Morris 1978, Graf 1993)
- Number
- 4
- Arrangement
- multi-phases