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Trachyte and Shonkinite Definition


Shonkinite and Trachyte Definition


Definition

Definition
Trachyte is a grey fine-grained volcanic rock which mainly consists of alkali feldspar   
Shonkinite is a rare, dark-coloured and intrusive igneous rock which contains augite and orthoclase feldspar as its primary constituents   

History
  
  

Origin
Unknown   
USA   

Discoverer
Alexandre Brongniart and René Just Haüy   
Unknown   

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

Class
Igneous Rocks   
Igneous Rocks   

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

Family
  
  

Group
Volcanic   
Not Applicable   

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

Texture >>
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Definition of Trachyte and Shonkinite

The general Trachyte and Shonkinite definition can be stated as: Trachyte is a grey fine-grained volcanic rock which mainly consists of alkali feldspar. On the other hand, Shonkinite is a rare, dark-coloured and intrusive igneous rock which contains augite and orthoclase feldspar as its primary constituents. Along with definition of Trachyte and Shonkinite, get to know about Properties of Trachyte and Shonkinite. Get to know more information about Trachyte and Shonkinite origin and discoverer, etymology and class.

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History of Trachyte and Shonkinite

The history of Trachyte and Shonkinite 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.

Trachyte and Shonkinite Origin and Discoverer

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

Etymology of Trachyte and Shonkinite

Along with Trachyte and Shonkinite definition, know more about the etymology of Trachyte and Shonkinite. Etymology of Trachyte and Shonkinite gives information about origin and formation of a particular rock. Know more about Formation of Trachyte and Formation of Shonkinite. The etymology of Trachyte is From Greek trakhus rough’ or trakhutēs roughness while that of Shonkinite is From Greek trakhus rough’ or trakhutēs roughness. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Trachyte and Shonkinite belong to Igneous Rocks. The sub-class, group and other categories of Trachyte and Shonkinite are listed below.

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