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Borolanite and Pegmatite Definition


Pegmatite and Borolanite Definition


Definition

Definition
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   
Pegmatite rock is a holocrystalline, intrusive igneous rock which is composed of interlocking phaneritic crystals   

History
  
  

Origin
Scotland   
Unknown   

Discoverer
Unknown   
R. J. Hauy   

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

Class
Igneous Rocks   
Igneous Rocks   

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

Family
  
  

Group
Plutonic   
Plutonic   

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

Texture >>
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Definition of Borolanite and Pegmatite

The general Borolanite and Pegmatite definition can be stated as: 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. On the other hand, Pegmatite rock is a holocrystalline, intrusive igneous rock which is composed of interlocking phaneritic crystals. Along with definition of Borolanite and Pegmatite, get to know about Properties of Borolanite and Pegmatite. Get to know more information about Borolanite and Pegmatite origin and discoverer, etymology and class.

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History of Borolanite and Pegmatite

The history of Borolanite and Pegmatite 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.

Borolanite and Pegmatite Origin and Discoverer

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

Etymology of Borolanite and Pegmatite

Along with Borolanite and Pegmatite definition, know more about the etymology of Borolanite and Pegmatite. Etymology of Borolanite and Pegmatite gives information about origin and formation of a particular rock. Know more about Formation of Borolanite and Formation of Pegmatite. The etymology of Borolanite is From Alkalic Igneous complex near Loch Borralan in northwest Scotland while that of Pegmatite is From Alkalic Igneous complex near Loch Borralan in northwest Scotland. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Borolanite and Pegmatite belong to Igneous Rocks. The sub-class, group and other categories of Borolanite and Pegmatite are listed below.

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