Boninite and Pegmatite Definition

Definition of Boninite and Pegmatite

The general Boninite and Pegmatite definition can be stated as: 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. On the other hand, Pegmatite rock is a holocrystalline, intrusive igneous rock which is composed of interlocking phaneritic crystals. Along with definition of Boninite and Pegmatite, get to know about Properties of Boninite and Pegmatite. Get to know more information about Boninite and Pegmatite origin and discoverer, etymology and class.

History of Boninite and Pegmatite

The history of Boninite and Pegmatite gives information about where the rock was found and who was its discoverer. Almost each and every aspect of Earth's history is recorded in rocks be it the volcanoes which were erupted or the plants, animals and organisms which are now extinct, as rocks are present from millions of years.

Boninite and Pegmatite Origin and Discoverer

Boninite and Pegmatite definition gives us a brief idea about the two rocks. In some cases, the definition also gives summary about the Formation of Boninite and Pegmatite. In this section, you will know about Boninite and Pegmatite Origin and Discoverer. Origin of Boninite is Japan whereas Origin of Pegmatite is Unknown. It is interesting to know the name of Boninite and Pegmatite discoverer. The Discoverer of Boninite is Unknown and the discoverer of Pegmatite is R. J. Hauy.

Etymology of Boninite and Pegmatite

Along with Boninite and Pegmatite definition, know more about the etymology of Boninite and Pegmatite. Etymology of Boninite and Pegmatite gives information about origin and formation of a particular rock. Know more about Formation of Boninite and Formation of Pegmatite. The etymology of Boninite is From its occurrence in the Izu-Bonin arc south of Japan while that of Pegmatite is From its occurrence in the Izu-Bonin arc south of Japan. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Boninite and Pegmatite belong to Igneous Rocks. The sub-class, group and other categories of Boninite and Pegmatite are listed below.

For Boninite,

• Sub-class: Durable Rock and Hard Rock
• Group: Volcanic
• Other Categories: Fine grained rock and Opaque rock

For Pegmatite,

• Sub-class: Durable Rock and Hard Rock
• Group: Plutonic
• Other Categories: Coarse grained rock and Opaque rock