shale
Plural
shales
1
a type of fine-grained sedimentary rock made from compacted clay or mud particles, known for its ability to split into thin layers
- The quarry extracted large quantities of shale for construction purposes.
- Fossils embedded in shale provide valuable insights into prehistoric marine life.
- Engineers used shale as a base material for road construction due to its stability.
- Shale deposits often contain significant reserves of natural gas.
- Geologists study the composition and structure of shale to understand Earth's geological history.