plutonic rocks

Keyword Definition

[plutonic rock] An igneous rock formed at considerable depth; it is characteristically medium- to course-grained and of granitoid texture. Syn: plutonite.

Source: AGI Glossary of Geology, 4th edition, 1997

Category: Geological

Geological keywords, such as “granite”, “lake”.  The definitions are generally taken from the AGI Glossary of Geology.  Keywords with a geographic context (e.g. Cape Smith Fold Belt, Selwyn Basin, Grenville Province) are assigned to a separate category.

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