siltstone

IPA: sˈɪɫtstoʊn

A sedimentary rock whose composition is intermediate in grain size between the coarser sandstone and the finer mudstone.

Examples of "siltstone" in Sentences

The cliffs along the river were made up of layered siltstone, showing the passage of time
The ancient petroglyphs were etched into the smooth surface of the siltstone boulder
The siltstone quarry was a popular spot for geology enthusiasts to explore and collect samples
The erosion of the siltstone walls revealed intricate patterns and colors hidden beneath the surface
The construction of the new building used siltstone as a durable and environmentally friendly material