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Borolanite and Dunite Definition


Dunite 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  
Dunite is a green to brownish coarse-grained igneous rock mainly consisting of olivine  

History
  
  

Origin
Scotland  
New Zealand  

Discoverer
Unknown  
Ferdinand von Hochstetter  

Etymology
From Alkalic Igneous complex near Loch Borralan in northwest Scotland  
From the name of Dun Mountain, New Zealand, + -ite1  

Class
Igneous Rocks  
Igneous Rocks  

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

The general Borolanite and Dunite 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, Dunite is a green to brownish coarse-grained igneous rock mainly consisting of olivine. Along with definition of Borolanite and Dunite, get to know about Properties of Borolanite and Dunite. Get to know more information about Borolanite and Dunite origin and discoverer, etymology and class.

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History of Borolanite and Dunite

The history of Borolanite and Dunite 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 Dunite Origin and Discoverer

Borolanite and Dunite definition gives us a brief idea about the two rocks. In some cases, the definition also gives summary about the Formation of Borolanite and Dunite. In this section, you will know about Borolanite and Dunite Origin and Discoverer. Origin of Borolanite is Scotland whereas Origin of Dunite is New Zealand. It is interesting to know the name of Borolanite and Dunite discoverer. The Discoverer of Borolanite is Unknown and the discoverer of Dunite is Ferdinand von Hochstetter.

Etymology of Borolanite and Dunite

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

For Borolanite,

For Dunite,

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