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Pegmatite and Oil shale Definition


Oil shale and Pegmatite Definition


Definition

Definition
Pegmatite rock is a holocrystalline, intrusive igneous rock which is composed of interlocking phaneritic crystals   
Oil Shale is a fine-grained sedimentary rock from which oil is extracted   

History
  
  

Discoverer
R. J. Hauy   
Unknown   

Etymology
From Greek pegma, pegmat which means- thing joined together + -ite   
From Old English scealu in its base sense of thing that divides or separate   

Class
Igneous Rocks   
Sedimentary Rocks   

Sub-Class
Durable Rock, Hard Rock   
Durable Rock, Soft Rock   

Family
  
  

Group
Plutonic   
Not Applicable   

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

Texture >>
<< Summary

Definition of Pegmatite and Oil shale

The general Pegmatite and Oil shale definition can be stated as: Pegmatite rock is a holocrystalline, intrusive igneous rock which is composed of interlocking phaneritic crystals. On the other hand, Oil Shale is a fine-grained sedimentary rock from which oil is extracted. Along with definition of Pegmatite and Oil shale, get to know about Properties of Pegmatite and Oil shale. Get to know more information about Pegmatite and Oil shale origin and discoverer, etymology and class.

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History of Pegmatite and Oil shale

The history of Pegmatite and Oil shale 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.

Pegmatite and Oil shale Origin and Discoverer

Pegmatite and Oil shale definition gives us a brief idea about the two rocks. In some cases, the definition also gives summary about the Formation of Pegmatite and Oil shale. In this section, you will know about Pegmatite and Oil shale Origin and Discoverer. Origin of Pegmatite and Oil shale are Unknown. It is interesting to know the name of Pegmatite and Oil shale discoverer. The Discoverer of Pegmatite is R. J. Hauy and the discoverer of Oil shale is Unknown.

Etymology of Pegmatite and Oil shale

Along with Pegmatite and Oil shale definition, know more about the etymology of Pegmatite and Oil shale. Etymology of Pegmatite and Oil shale gives information about origin and formation of a particular rock. Know more about Formation of Pegmatite and Formation of Oil shale. The etymology of Pegmatite is From Greek pegma, pegmat which means- thing joined together + -ite while that of Oil shale is From Greek pegma, pegmat which means- thing joined together + -ite. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Pegmatite belongs to Igneous Rocks while Oil shale belongs to Sedimentary Rocks. The sub-class, group and other categories of Pegmatite and Oil shale are listed below.

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