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Anthracite and Shonkinite Definition


Shonkinite and Anthracite Definition


Definition

Definition
Anthracite is a type of sedimentary rock which is hard and is variety of coal that has high luster   
Shonkinite is a rare, dark-coloured and intrusive igneous rock which contains augite and orthoclase feldspar as its primary constituents   

History
  
  

Origin
Pennsylvania, U.S.   
USA   

Discoverer
Unknown   
Unknown   

Etymology
From Greek anthrakites, from anthrax, anthrak meaning coal   
From the name of Shonkin Sag ranges in the Highwood Mountains of north-central Montana, US   

Class
Metamorphic Rocks   
Igneous Rocks   

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

Family
  
  

Group
Not Applicable   
Not Applicable   

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

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Definition of Anthracite and Shonkinite

The general Anthracite and Shonkinite definition can be stated as: Anthracite is a type of sedimentary rock which is hard and is variety of coal that has high luster. 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 Anthracite and Shonkinite, get to know about Properties of Anthracite and Shonkinite. Get to know more information about Anthracite and Shonkinite origin and discoverer, etymology and class.

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History of Anthracite and Shonkinite

The history of Anthracite 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.

Anthracite and Shonkinite Origin and Discoverer

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

Etymology of Anthracite and Shonkinite

Along with Anthracite and Shonkinite definition, know more about the etymology of Anthracite and Shonkinite. Etymology of Anthracite and Shonkinite gives information about origin and formation of a particular rock. Know more about Formation of Anthracite and Formation of Shonkinite. The etymology of Anthracite is From Greek anthrakites, from anthrax, anthrak meaning coal while that of Shonkinite is From Greek anthrakites, from anthrax, anthrak meaning coal. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Anthracite belongs to Metamorphic Rocks while Shonkinite belongs to Igneous Rocks. The sub-class, group and other categories of Anthracite and Shonkinite are listed below.

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