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Basalt and Essexite  Definition


Essexite  and Basalt Definition


Definition

Definition
Basalt is a common extrusive igneous rock formed by the rapid cooling of basaltic lava exposed at or very near the surface of Earth   
Essexite which is also known as nepheline monzogabbro, is a dark gray or black holocrystalline plutonic Iigneous Rock   

History
  
  

Origin
Egypt   
USA   

Discoverer
Georgius Agricola   
Unknown   

Etymology
From Late Latin Basaltes (variant of basanites ), very hard stone, which was imported from Ancient Greek Basanites   
From the locality in Essex County, Massachusetts,US   

Class
Igneous Rocks   
Igneous Rocks   

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

Family
  
  

Group
Volcanic   
Plutonic   

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

Texture >>
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Definition of Basalt and Essexite 

The general Basalt and Essexite  definition can be stated as: Basalt is a common extrusive igneous rock formed by the rapid cooling of basaltic lava exposed at or very near the surface of Earth. On the other hand, Essexite which is also known as nepheline monzogabbro, is a dark gray or black holocrystalline plutonic Iigneous Rock. Along with definition of Basalt and Essexite , get to know about Properties of Basalt and Essexite . Get to know more information about Basalt and Essexite  origin and discoverer, etymology and class.

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History of Basalt and Essexite 

The history of Basalt and Essexite  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.

Basalt and Essexite  Origin and Discoverer

Basalt and Essexite  definition gives us a brief idea about the two rocks. In some cases, the definition also gives summary about the Formation of Basalt and Essexite . In this section, you will know about Basalt and Essexite  Origin and Discoverer. Origin of Basalt is Egypt whereas Origin of Essexite  is USA. It is interesting to know the name of Basalt and Essexite  discoverer. The Discoverer of Basalt is Georgius Agricola and the discoverer of Essexite  is Unknown.

Etymology of Basalt and Essexite 

Along with Basalt and Essexite  definition, know more about the etymology of Basalt and Essexite . Etymology of Basalt and Essexite  gives information about origin and formation of a particular rock. Know more about Formation of Basalt and Formation of Essexite . The etymology of Basalt is From Late Latin Basaltes (variant of basanites ), very hard stone, which was imported from Ancient Greek Basanites while that of Essexite  is From Late Latin Basaltes (variant of basanites ), very hard stone, which was imported from Ancient Greek Basanites. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Basalt and Essexite  belong to Igneous Rocks. The sub-class, group and other categories of Basalt and Essexite  are listed below.

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