Definition
diorites
noun
- Plural of diorite; igneous rocks composed mainly of plagioclase feldspar and dark minerals such as hornblende or pyroxene.
Usage: geology; technical
Examples
- The mountain range contains extensive deposits of diorites and other igneous rocks.
- Geologists collected samples of diorites from the quarry for laboratory analysis.
- Diorites are commonly used as building stone and aggregate in construction.
- The diorites in this region formed during the Mesozoic era.
- These diorites display a speckled appearance due to their mixed mineral composition.