adjective
- relating to or composed of fine-grained sedimentary rock formed from clay or mud
Usage: geological
Examples
- The pelitic rocks in this formation indicate ancient lake deposits.
- Geologists identified pelitic sediments in the core samples.
- The pelitic layers contained well-preserved fossils.
- Metamorphism transformed the pelitic rocks into slate.
- The pelitic sequence shows evidence of quiet water deposition.
- These pelitic formations are rich in clay minerals.