intrusives
/ɪnˈtruːsɪvz/
noun
- Igneous rocks that form when magma cools and solidifies beneath the Earth's surface.
- Intrusives like diorite and gabbro are often found in mountain ranges.
- Miners sometimes encounter intrusives while digging for precious metals.
- The geologist studied the granite intrusives to understand the region's volcanic history.