Clastic Rock (Noun)
Meaning
(geology) a rock composed of broken pieces of older rocks.
Classification
Nouns denoting natural objects (not man-made).
Examples
- The geologist carefully examined the sedimentary rock formation, noting the presence of various clastic rocks formed from eroded ancient mountains.
- Clastic rocks, such as conglomerates and sandstones, are commonly found in areas where tectonic forces have caused intense weathering and erosion.
- The core samples from the drilling operation revealed thick layers of clastic rock, suggesting a region of high tectonic activity.
- Clastic rocks are often a challenge for geologists to date due to the mixture of minerals and rock fragments from different sources and ages.
- The river's delta was composed mainly of clastic rock, primarily sand and gravel-sized particles, deposited over millions of years.