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Anorthosite and Arkose Definition


Arkose and Anorthosite Definition


Definition

Definition
Anorthosite is a granular igneous rock composed largely of labradorite or plagioclase   
Arkose is a sedimentary rock, specifically a type of sandstone containing at least 25% feldspar   

History
  
  

Origin
Unknown   
France   

Discoverer
Unknown   
Alexandre Brongniart   

Etymology
From French anorthose plagioclase + -ite1   
From Auvergne region of France used by a French geologist Alexandre Brongniart in 1826 who applied this term to some feldspathic sandstones   

Class
Igneous Rocks   
Sedimentary Rocks   

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

Family
  
  

Group
Plutonic   
Not Applicable   

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

Texture >>
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Definition of Anorthosite and Arkose

The general Anorthosite and Arkose definition can be stated as: Anorthosite is a granular igneous rock composed largely of labradorite or plagioclase. On the other hand, Arkose is a sedimentary rock, specifically a type of sandstone containing at least 25% feldspar. Along with definition of Anorthosite and Arkose, get to know about Properties of Anorthosite and Arkose. Get to know more information about Anorthosite and Arkose origin and discoverer, etymology and class.

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History of Anorthosite and Arkose

The history of Anorthosite and Arkose 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.

Anorthosite and Arkose Origin and Discoverer

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

Etymology of Anorthosite and Arkose

Along with Anorthosite and Arkose definition, know more about the etymology of Anorthosite and Arkose. Etymology of Anorthosite and Arkose gives information about origin and formation of a particular rock. Know more about Formation of Anorthosite and Formation of Arkose. The etymology of Anorthosite is From French anorthose plagioclase + -ite1 while that of Arkose is From French anorthose plagioclase + -ite1. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Anorthosite belongs to Igneous Rocks while Arkose belongs to Sedimentary Rocks. The sub-class, group and other categories of Anorthosite and Arkose are listed below.

For Anorthosite,

For Arkose,

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