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Shale and Adakite Definition


Adakite 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  
Adakite is an intermediate to felsic volcanic rock that has geochemical characteristics of magma which is said to be formed by partial melting of altered basalt that is subducted below volcanic arcs  

History
  
  

Origin
-  
Adak, Aleutian Islands  

Discoverer
Johann Gottlob Lehmann  
Defant and Drummond  

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,  
From Adak, Aleutian Islands  

Class
Sedimentary Rocks  
Igneous Rocks  

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

Family
  
  

Group
-  
Volcanic  

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

Texture >>
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Definition of Shale and Adakite

The general Shale and Adakite 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, Adakite is an intermediate to felsic volcanic rock that has geochemical characteristics of magma which is said to be formed by partial melting of altered basalt that is subducted below volcanic arcs. Along with definition of Shale and Adakite, get to know about Properties of Shale and Adakite. Get to know more information about Shale and Adakite origin and discoverer, etymology and class.

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History of Shale and Adakite

The history of Shale and Adakite 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 Adakite Origin and Discoverer

Shale and Adakite definition gives us a brief idea about the two rocks. In some cases, the definition also gives summary about the Formation of Shale and Adakite. In this section, you will know about Shale and Adakite Origin and Discoverer. Origin of Shale is whereas Origin of Adakite is Adak, Aleutian Islands. It is interesting to know the name of Shale and Adakite discoverer. The Discoverer of Shale is Johann Gottlob Lehmann and the discoverer of Adakite is Defant and Drummond.

Etymology of Shale and Adakite

Along with Shale and Adakite definition, know more about the etymology of Shale and Adakite. Etymology of Shale and Adakite gives information about origin and formation of a particular rock. Know more about Formation of Shale and Formation of Adakite. 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 Adakite 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 Adakite belongs to Igneous Rocks. The sub-class, group and other categories of Shale and Adakite are listed below.

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