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Tachylite and Borolanite Definition


Borolanite and Tachylite Definition


Definition

Definition
Tachylite is a vitreous form of basaltic volcanic glass. This glass is formed naturally by the rapid cooling of molten basalt   
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
Iceland   
Scotland   

Discoverer
Unknown   
Unknown   

Etymology
From German Tachylite, from tachy- + Greek lutos soluble, melting   
From Alkalic Igneous complex near Loch Borralan in northwest Scotland   

Class
Igneous Rocks   
Igneous Rocks   

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

Family
  
  

Group
Volcanic   
Plutonic   

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

Texture >>
<< Summary

Definition of Tachylite and Borolanite

The general Tachylite and Borolanite definition can be stated as: Tachylite is a vitreous form of basaltic volcanic glass. This glass is formed naturally by the rapid cooling of molten basalt. 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 Tachylite and Borolanite, get to know about Properties of Tachylite and Borolanite. Get to know more information about Tachylite and Borolanite origin and discoverer, etymology and class.

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History of Tachylite and Borolanite

The history of Tachylite 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.

Tachylite and Borolanite Origin and Discoverer

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

Etymology of Tachylite and Borolanite

Along with Tachylite and Borolanite definition, know more about the etymology of Tachylite and Borolanite. Etymology of Tachylite and Borolanite gives information about origin and formation of a particular rock. Know more about Formation of Tachylite and Formation of Borolanite. The etymology of Tachylite is From German Tachylite, from tachy- + Greek lutos soluble, melting while that of Borolanite is From German Tachylite, from tachy- + Greek lutos soluble, melting. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Tachylite and Borolanite belong to Igneous Rocks. The sub-class, group and other categories of Tachylite and Borolanite are listed below.

For Tachylite,

For Borolanite,

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