metabasite
/mɛtəˈbeɪsaɪt/Definitions
1. noun
A type of igneous rock that forms from the partial melting of the Earth’s mantle beneath a continental crust.
“The geologist studied the metabasite’s unique composition and structure.”
2. noun
A type of rock that has undergone metamorphism, resulting in a mixture of basaltic and metamorphic minerals.
“The team of researchers analyzed the metabasite’s mineral composition and age.”