Boulders
Last modified by Roelof Zwaan on 2021/09/30 15:18
Boulders are a granular sedimentary rock. The grains need to have a diameter from 200 millimeter to 630 millimeter. The grains of this rock are coarser than those from Pebbles and less coarse than Large boulders.
References
- NEN-EN-ISO 14688-1:2019
Boulders
Image | Source |
---|
Contents