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Pegmatite and Borolanite Definition


Borolanite and Pegmatite Definition


Definition

Definition
Pegmatite rock is a holocrystalline, intrusive igneous rock which is composed of interlocking phaneritic crystals   
Borolanite is a variety of Nepheline Syenite and belongs to igneous rocks and contains nepheline-alkali feldspar pseudomorphs which occur as conspicuous white spots in the dark rock matrix   

History
  
  

Origin
Unknown   
Scotland   

Discoverer
R. J. Hauy   
Unknown   

Etymology
From Greek pegma, pegmat which means- thing joined together + -ite   
From Alkalic Igneous complex near Loch Borralan in northwest Scotland   

Class
Igneous Rocks   
Igneous Rocks   

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

Family
  
  

Group
Plutonic   
Plutonic   

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

Texture >>
<< Summary

Definition of Pegmatite and Borolanite

The general Pegmatite and Borolanite definition can be stated as: Pegmatite rock is a holocrystalline, intrusive igneous rock which is composed of interlocking phaneritic crystals. On the other hand, Borolanite is a variety of Nepheline Syenite and belongs to igneous rocks and contains nepheline-alkali feldspar pseudomorphs which occur as conspicuous white spots in the dark rock matrix. Along with definition of Pegmatite and Borolanite, get to know about Properties of Pegmatite and Borolanite. Get to know more information about Pegmatite and Borolanite origin and discoverer, etymology and class.

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History of Pegmatite and Borolanite

The history of Pegmatite and Borolanite 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 Borolanite Origin and Discoverer

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

Etymology of Pegmatite and Borolanite

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

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