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Borolanite and Skarn Definition


Skarn 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   
Skarns are formed during regional or contact metamorphism and from a variety of metasomatic processes involving fluids of magmatic, metamorphic, and/or marine origin   

History
  
  

Origin
Scotland   
USA, Australia   

Discoverer
Unknown   
Tornebohm   

Etymology
From Alkalic Igneous complex near Loch Borralan in northwest Scotland   
From an old Swedish mining term originally used to describe a type of silicate gangue or waste rock.   

Class
Igneous Rocks   
Metamorphic Rocks   

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

Family
  
  

Group
Plutonic   
Not Applicable   

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

Texture >>
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Definition of Borolanite and Skarn

The general Borolanite and Skarn 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, Skarns are formed during regional or contact metamorphism and from a variety of metasomatic processes involving fluids of magmatic, metamorphic, and/or marine origin. Along with definition of Borolanite and Skarn, get to know about Properties of Borolanite and Skarn. Get to know more information about Borolanite and Skarn origin and discoverer, etymology and class.

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History of Borolanite and Skarn

The history of Borolanite and Skarn 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 Skarn Origin and Discoverer

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

Etymology of Borolanite and Skarn

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

For Borolanite,

For Skarn,

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