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Borolanite and Anthracite Definition


Anthracite 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   
Anthracite is a type of sedimentary rock which is hard and is variety of coal that has high luster   

History
  
  

Origin
Scotland   
Pennsylvania, U.S.   

Discoverer
Unknown   
Unknown   

Etymology
From Alkalic Igneous complex near Loch Borralan in northwest Scotland   
From Greek anthrakites, from anthrax, anthrak meaning coal   

Class
Igneous Rocks   
Metamorphic Rocks   

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

Family
  
  

Group
Plutonic   
Not Applicable   

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

Texture >>
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Definition of Borolanite and Anthracite

The general Borolanite and Anthracite 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, Anthracite is a type of sedimentary rock which is hard and is variety of coal that has high luster. Along with definition of Borolanite and Anthracite, get to know about Properties of Borolanite and Anthracite. Get to know more information about Borolanite and Anthracite origin and discoverer, etymology and class.

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History of Borolanite and Anthracite

The history of Borolanite 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.

Borolanite and Anthracite Origin and Discoverer

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

Etymology of Borolanite and Anthracite

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

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For Anthracite,

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