pyroxenitic
/ˌpaɪrɑksəˈnɪtɪk/
adjective
- Relating to or consisting of pyroxenite, a dark, coarse-grained igneous rock made mostly of pyroxene minerals.
- Pyroxenitic rocks are often found in ancient volcanic regions.
- The sample had a pyroxenitic composition, rich in magnesium and iron.
- The geologist identified a pyroxenitic layer in the mountain's core.