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Essexite  and Anorthosite Definition


Anorthosite and Essexite  Definition


Definition

Definition
Essexite which is also known as nepheline monzogabbro, is a dark gray or black holocrystalline plutonic Iigneous Rock   
Anorthosite is a granular igneous rock composed largely of labradorite or plagioclase   

History
  
  

Origin
USA   
Unknown   

Discoverer
Unknown   
Unknown   

Etymology
From the locality in Essex County, Massachusetts,US   
From French anorthose plagioclase + -ite1   

Class
Igneous Rocks   
Igneous Rocks   

Sub-Class
Durable Rock, Hard Rock   
Durable Rock, Medium Hardness Rock   

Family
  
  

Group
Plutonic   
Plutonic   

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

Texture >>
<< Summary

Definition of Essexite  and Anorthosite

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

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History of Essexite  and Anorthosite

The history of Essexite  and Anorthosite 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.

Essexite  and Anorthosite Origin and Discoverer

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

Etymology of Essexite  and Anorthosite

Along with Essexite  and Anorthosite definition, know more about the etymology of Essexite  and Anorthosite. Etymology of Essexite  and Anorthosite gives information about origin and formation of a particular rock. Know more about Formation of Essexite  and Formation of Anorthosite. The etymology of Essexite  is From the locality in Essex County, Massachusetts,US while that of Anorthosite is From the locality in Essex County, Massachusetts,US. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Essexite  and Anorthosite belong to Igneous Rocks. The sub-class, group and other categories of Essexite  and Anorthosite are listed below.

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