Phonolite and Boninite Definition

Definition of Phonolite and Boninite

The general Phonolite and Boninite definition can be stated as: Phonolite is an uncommon extrusive igneous rock volcanic rock of intermediate chemical composition between felsic and mafic. 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 Phonolite and Boninite, get to know about Properties of Phonolite and Boninite. Get to know more information about Phonolite and Boninite origin and discoverer, etymology and class.

History of Phonolite and Boninite

The history of Phonolite 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.

Phonolite and Boninite Origin and Discoverer

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

Etymology of Phonolite and Boninite

Along with Phonolite and Boninite definition, know more about the etymology of Phonolite and Boninite. Etymology of Phonolite and Boninite gives information about origin and formation of a particular rock. Know more about Formation of Phonolite and Formation of Boninite. The etymology of Phonolite is From the Greek meaning sounding stone because of the metallic sound it produces if an unfractured plate is hit while that of Boninite is From the Greek meaning sounding stone because of the metallic sound it produces if an unfractured plate is hit. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Phonolite and Boninite belong to Igneous Rocks. The sub-class, group and other categories of Phonolite and Boninite are listed below.

For Phonolite,

• Sub-class: Durable Rock and Medium Hardness Rock
• Group: Not applicable
• Other Categories: Fine grained rock and Opaque rock

For Boninite,

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