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Variolite and Anorthosite Definition


Anorthosite and Variolite Definition


Definition

Definition
Variolites are a group of dark green basic igneous rocks which exhibit pale colored spots, or spherules, especially on weathered surfaces, that give them a pockmarked appearance   
Anorthosite is a granular igneous rock composed largely of labradorite or plagioclase   

History
  
  

Origin
France   
Unknown   

Discoverer
Unknown   
Unknown   

Etymology
From Latin varius, speckled, variegated   
From French anorthose plagioclase + -ite1   

Class
Igneous Rocks   
Igneous Rocks   

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

Family
  
  

Group
Volcanic   
Plutonic   

Other Categories
Opaque Rock   
Coarse Grained Rock, Opaque Rock   

Texture >>
<< Summary

Definition of Variolite and Anorthosite

The general Variolite and Anorthosite definition can be stated as: Variolites are a group of dark green basic igneous rocks which exhibit pale colored spots, or spherules, especially on weathered surfaces, that give them a pockmarked appearance. On the other hand, Anorthosite is a granular igneous rock composed largely of labradorite or plagioclase. Along with definition of Variolite and Anorthosite, get to know about Properties of Variolite and Anorthosite. Get to know more information about Variolite and Anorthosite origin and discoverer, etymology and class.

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History of Variolite and Anorthosite

The history of Variolite 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.

Variolite and Anorthosite Origin and Discoverer

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

Etymology of Variolite and Anorthosite

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

For Variolite,

For Anorthosite,

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