Definition of granodiorite in English:
noun[mass noun] Geology
A coarse-grained plutonic rock containing quartz and plagioclase, between granite and diorite in composition.
- The contact is vertical, with granodiorite the dominant rock below a depth of about 100 feet.
- Granite and granodiorite are examples of silica-rich plutonic rocks.
- They were composed of solid granodiorite; a very hard igneous rock.
Definition of granodiorite in:
- US English dictionary
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