Pegmatite and Boninite Definition

Definition of Pegmatite and Boninite

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

History of Pegmatite and Boninite

The history of Pegmatite and Boninite 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.

Pegmatite and Boninite Origin and Discoverer

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

Etymology of Pegmatite and Boninite

Along with Pegmatite and Boninite definition, know more about the etymology of Pegmatite and Boninite. Etymology of Pegmatite and Boninite gives information about origin and formation of a particular rock. Know more about Formation of Pegmatite and Formation of Boninite. The etymology of Pegmatite is From Greek pegma, pegmat which means- thing joined together + -ite while that of Boninite is From Greek pegma, pegmat which means- thing joined together + -ite. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Pegmatite and Boninite belong to Igneous Rocks. The sub-class, group and other categories of Pegmatite and Boninite are listed below.

For Pegmatite,

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

For Boninite,

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