Boninite Definition

Boninite

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1 Definition

1.1 Definition

Boninite is a mafic extrusive rock which is high in magnesium and silica content, formed in fore-arc environments, typically during the early stages of subduction

1.2 History

1.2.1 Origin

Japan

1.2.2 Discoverer

Unknown

1.3 Etymology

From its occurrence in the Izu-Bonin arc south of Japan

1.4 Class

Igneous Rocks

1.4.1 Sub-Class

Durable Rock, Hard Rock

1.5 Family

1.5.1 Group

Volcanic

1.6 Other Categories

Fine Grained Rock, Opaque Rock

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Define Boninite

Boninite is one of the important type of rocks. If we have to define Boninite in general, Boninite is a mafic extrusive rock which is high in magnesium and silica content, formed in fore-arc environments, typically during the early stages of subduction. Boninite comes under Igneous Rocks. All Igneous Rocks have similar properties and formation process. Along with Boninite Definition, know more about the History of Boninite, Etymology of Boninite in next sections.