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Troctolite and Essexite  Definition


Essexite  and Troctolite Definition


Definition

Definition
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   
Essexite which is also known as nepheline monzogabbro, is a dark gray or black holocrystalline plutonic Iigneous Rock   

History
  
  

Origin
Unknown   
USA   

Discoverer
Christian Leopold von Buch   
Unknown   

Etymology
From German Troklotit, from Greek trōktēs, a marine fish (taken to be trout)   
From the locality in Essex County, Massachusetts,US   

Class
Igneous Rocks   
Igneous Rocks   

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

Family
  
  

Group
Plutonic   
Plutonic   

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

Texture >>
<< Summary

Definition of Troctolite and Essexite 

The general Troctolite and Essexite  definition can be stated as: 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. On the other hand, Essexite which is also known as nepheline monzogabbro, is a dark gray or black holocrystalline plutonic Iigneous Rock. Along with definition of Troctolite and Essexite , get to know about Properties of Troctolite and Essexite . Get to know more information about Troctolite and Essexite  origin and discoverer, etymology and class.

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History of Troctolite and Essexite 

The history of Troctolite and Essexite  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.

Troctolite and Essexite  Origin and Discoverer

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

Etymology of Troctolite and Essexite 

Along with Troctolite and Essexite  definition, know more about the etymology of Troctolite and Essexite . Etymology of Troctolite and Essexite  gives information about origin and formation of a particular rock. Know more about Formation of Troctolite and Formation of Essexite . The etymology of Troctolite is From German Troklotit, from Greek trōktēs, a marine fish (taken to be trout) while that of Essexite  is From German Troklotit, from Greek trōktēs, a marine fish (taken to be trout). The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Troctolite and Essexite  belong to Igneous Rocks. The sub-class, group and other categories of Troctolite and Essexite  are listed below.

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