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Shonkinite and Arkose Definition


Arkose and Shonkinite Definition


Definition

Definition
Shonkinite is a rare, dark-coloured and intrusive igneous rock which contains augite and orthoclase feldspar as its primary constituents   
Arkose is a sedimentary rock, specifically a type of sandstone containing at least 25% feldspar   

History
  
  

Origin
USA   
France   

Discoverer
Unknown   
Alexandre Brongniart   

Etymology
From the name of Shonkin Sag ranges in the Highwood Mountains of north-central Montana, US   
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
Not Applicable   
Not Applicable   

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

Texture >>
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Definition of Shonkinite and Arkose

The general Shonkinite and Arkose definition can be stated as: Shonkinite is a rare, dark-coloured and intrusive igneous rock which contains augite and orthoclase feldspar as its primary constituents. On the other hand, Arkose is a sedimentary rock, specifically a type of sandstone containing at least 25% feldspar. Along with definition of Shonkinite and Arkose, get to know about Properties of Shonkinite and Arkose. Get to know more information about Shonkinite and Arkose origin and discoverer, etymology and class.

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History of Shonkinite and Arkose

The history of Shonkinite 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.

Shonkinite and Arkose Origin and Discoverer

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

Etymology of Shonkinite and Arkose

Along with Shonkinite and Arkose definition, know more about the etymology of Shonkinite and Arkose. Etymology of Shonkinite and Arkose gives information about origin and formation of a particular rock. Know more about Formation of Shonkinite and Formation of Arkose. The etymology of Shonkinite is From the name of Shonkin Sag ranges in the Highwood Mountains of north-central Montana, US while that of Arkose is From the name of Shonkin Sag ranges in the Highwood Mountains of north-central Montana, US. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Shonkinite belongs to Igneous Rocks while Arkose belongs to Sedimentary Rocks. The sub-class, group and other categories of Shonkinite and Arkose are listed below.

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