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Boninite and Troctolite Definition


Troctolite and Boninite Definition


Definition

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   
Troctolite is a mafic intrusive rock type. It consists essentially of major but variable amounts of olivine and calcic plagioclase along with minor pyroxene. It is an olivine-rich anorthosite, or a pyroxene-depleted relative of gabbro   

History
  
  

Origin
Japan   
Unknown   

Discoverer
Unknown   
Christian Leopold von Buch   

Etymology
From its occurrence in the Izu-Bonin arc south of Japan   
From German Troklotit, from Greek trōktēs, a marine fish (taken to be trout)   

Class
Igneous Rocks   
Igneous Rocks   

Sub-Class
Durable Rock, Hard Rock   
Durable Rock, Hard Rock   

Family
  
  

Group
Volcanic   
Plutonic   

Other Categories
Fine Grained Rock, Opaque Rock   
Coarse Grained Rock, Opaque Rock   

Texture >>
<< Summary

Definition of Boninite and Troctolite

The general Boninite and Troctolite 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, Troctolite is a mafic intrusive rock type. It consists essentially of major but variable amounts of olivine and calcic plagioclase along with minor pyroxene. It is an olivine-rich anorthosite, or a pyroxene-depleted relative of gabbro. Along with definition of Boninite and Troctolite, get to know about Properties of Boninite and Troctolite. Get to know more information about Boninite and Troctolite origin and discoverer, etymology and class.

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History of Boninite and Troctolite

The history of Boninite and Troctolite 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 Troctolite Origin and Discoverer

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

Etymology of Boninite and Troctolite

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

For Boninite,

For Troctolite,

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