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Shonkinite and Trachyte Definition


Trachyte 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   
Trachyte is a grey fine-grained volcanic rock which mainly consists of alkali feldspar   

History
  
  

Origin
USA   
Unknown   

Discoverer
Unknown   
Alexandre Brongniart and René Just Haüy   

Etymology
From the name of Shonkin Sag ranges in the Highwood Mountains of north-central Montana, US   
From Greek trakhus rough’ or trakhutēs roughness   

Class
Igneous Rocks   
Igneous Rocks   

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

Family
  
  

Group
Not Applicable   
Volcanic   

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

Texture >>
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Definition of Shonkinite and Trachyte

The general Shonkinite and Trachyte 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, Trachyte is a grey fine-grained volcanic rock which mainly consists of alkali feldspar. Along with definition of Shonkinite and Trachyte, get to know about Properties of Shonkinite and Trachyte. Get to know more information about Shonkinite and Trachyte origin and discoverer, etymology and class.

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History of Shonkinite and Trachyte

The history of Shonkinite and Trachyte 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 Trachyte Origin and Discoverer

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

Etymology of Shonkinite and Trachyte

Along with Shonkinite and Trachyte definition, know more about the etymology of Shonkinite and Trachyte. Etymology of Shonkinite and Trachyte gives information about origin and formation of a particular rock. Know more about Formation of Shonkinite and Formation of Trachyte. The etymology of Shonkinite is From the name of Shonkin Sag ranges in the Highwood Mountains of north-central Montana, US while that of Trachyte 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 and Trachyte belong to Igneous Rocks. The sub-class, group and other categories of Shonkinite and Trachyte are listed below.

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