Plutonic Rock (Noun)
Meaning
Large mass of intrusive igneous rock believed to have solidified deep within the earth.
Classification
Nouns denoting substances.
Examples
- Granite is a common example of a plutonic rock formed through the slow cooling of magma beneath the Earth's surface.
- Plutonic rocks are characterized by their coarse-grained texture and can range in composition from granite to dunite.
- The presence of distinct minerals and textures within the rock formation suggest it has the characteristics of plutonic rock that solidified over millions of years.
- In geology, the classification of plutonic rocks involves studying their mineral composition, texture, and the conditions under which they formed within the Earth's crust.
- By examining the areas surrounding volcanic zones, geologists can identify areas where large bodies of plutonic rock have solidified deep within the Earth.