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Pegmatite and Anthracite Definition


Anthracite and Pegmatite Definition


Definition

Definition
Pegmatite rock is a holocrystalline, intrusive igneous rock which is composed of interlocking phaneritic crystals   
Anthracite is a type of sedimentary rock which is hard and is variety of coal that has high luster   

History
  
  

Origin
Unknown   
Pennsylvania, U.S.   

Discoverer
R. J. Hauy   
Unknown   

Etymology
From Greek pegma, pegmat which means- thing joined together + -ite   
From Greek anthrakites, from anthrax, anthrak meaning coal   

Class
Igneous Rocks   
Metamorphic Rocks   

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

Family
  
  

Group
Plutonic   
Not Applicable   

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

Texture >>
<< Summary

Definition of Pegmatite and Anthracite

The general Pegmatite and Anthracite definition can be stated as: Pegmatite rock is a holocrystalline, intrusive igneous rock which is composed of interlocking phaneritic crystals. On the other hand, Anthracite is a type of sedimentary rock which is hard and is variety of coal that has high luster. Along with definition of Pegmatite and Anthracite, get to know about Properties of Pegmatite and Anthracite. Get to know more information about Pegmatite and Anthracite origin and discoverer, etymology and class.

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History of Pegmatite and Anthracite

The history of Pegmatite and Anthracite 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 Anthracite Origin and Discoverer

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

Etymology of Pegmatite and Anthracite

Along with Pegmatite and Anthracite definition, know more about the etymology of Pegmatite and Anthracite. Etymology of Pegmatite and Anthracite gives information about origin and formation of a particular rock. Know more about Formation of Pegmatite and Formation of Anthracite. The etymology of Pegmatite is From Greek pegma, pegmat which means- thing joined together + -ite while that of Anthracite 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 Anthracite belongs to Metamorphic Rocks. The sub-class, group and other categories of Pegmatite and Anthracite are listed below.

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