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Shale and Comendite Definition


Comendite and Shale Definition


Definition

Definition
Shale is a fine-grained sedimentary rock which is formed by the compaction of silt and clay-size mineral particles   
Comendite is a hard, peralkaline igneous rock, a type of light blue grey rhyolite   

History
  
  

Origin
Unknown   
Italy   

Discoverer
Unknown   
Unknown   

Etymology
From German Schalstein laminated limestone, and Schalgebirge layer of stone in stratified rock. From Old English scealu in its base sense of- thing that divides or separate,   
Comendite derives its name from the area of Le Commende on San Pietro Island in Italy   

Class
Sedimentary Rocks   
Igneous Rocks   

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

Family
  
  

Group
Not Applicable   
Volcanic   

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

Texture >>
<< Summary

Definition of Shale and Comendite

The general Shale and Comendite definition can be stated as: Shale is a fine-grained sedimentary rock which is formed by the compaction of silt and clay-size mineral particles. On the other hand, Comendite is a hard, peralkaline igneous rock, a type of light blue grey rhyolite. Along with definition of Shale and Comendite, get to know about Properties of Shale and Comendite. Get to know more information about Shale and Comendite origin and discoverer, etymology and class.

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History of Shale and Comendite

The history of Shale and Comendite 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.

Shale and Comendite Origin and Discoverer

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

Etymology of Shale and Comendite

Along with Shale and Comendite definition, know more about the etymology of Shale and Comendite. Etymology of Shale and Comendite gives information about origin and formation of a particular rock. Know more about Formation of Shale and Formation of Comendite. The etymology of Shale is From German Schalstein laminated limestone, and Schalgebirge layer of stone in stratified rock. From Old English scealu in its base sense of- thing that divides or separate, while that of Comendite is From German Schalstein laminated limestone, and Schalgebirge layer of stone in stratified rock. From Old English scealu in its base sense of- thing that divides or separate,. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Shale belongs to Sedimentary Rocks while Comendite belongs to Igneous Rocks. The sub-class, group and other categories of Shale and Comendite are listed below.

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