Home
Compare Rocks


Coal and Shonkinite Definition


Shonkinite and Coal Definition


Definition

Definition
Coal is a combustible black or brownish-black sedimentary rock usually occurring in rock strata in layers called coal beds   
Shonkinite is a rare, dark-coloured and intrusive igneous rock which contains augite and orthoclase feldspar as its primary constituents   

History
  
  

Origin
USA   
USA   

Discoverer
John Peter Salley   
Unknown   

Etymology
From the Old English term col, which has meant mineral of fossilized carbon since the 13th century   
From the name of Shonkin Sag ranges in the Highwood Mountains of north-central Montana, US   

Class
Sedimentary 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   

Texture >>
<< Summary

Definition of Coal and Shonkinite

The general Coal and Shonkinite definition can be stated as: Coal is a combustible black or brownish-black sedimentary rock usually occurring in rock strata in layers called coal beds. 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 Coal and Shonkinite, get to know about Properties of Coal and Shonkinite. Get to know more information about Coal and Shonkinite origin and discoverer, etymology and class.

Compare Sedimentary Rocks

History of Coal and Shonkinite

The history of Coal 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.

Coal and Shonkinite Origin and Discoverer

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

Etymology of Coal and Shonkinite

Along with Coal and Shonkinite definition, know more about the etymology of Coal and Shonkinite. Etymology of Coal and Shonkinite gives information about origin and formation of a particular rock. Know more about Formation of Coal and Formation of Shonkinite. The etymology of Coal is From the Old English term col, which has meant mineral of fossilized carbon since the 13th century while that of Shonkinite is From the Old English term col, which has meant mineral of fossilized carbon since the 13th century. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Coal belongs to Sedimentary Rocks while Shonkinite belongs to Igneous Rocks. The sub-class, group and other categories of Coal and Shonkinite are listed below.

For Coal,

For Shonkinite,

Fossil Rocks

Fossil Rocks

» More Fossil Rocks

Compare Sedimentary Rocks

» More Compare Sedimentary Rocks