noun
- Plural of arenite; sedimentary rocks composed primarily of sand-sized mineral grains, typically sandstone.
Usage: geology; technical
Examples
- The geologist identified several arenites in the rock formation.
- Arenites are commonly found in ancient river and beach deposits.
- These arenites contain well-sorted quartz grains.
- The cliff face exposed layers of arenites from the Cretaceous period.