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Slate and Basalt Definition


Basalt and Slate Definition


Definition

Definition
Slate is a fine-grained, foliated, homogeneous metamorphic rock derived from an original shale-type sedimentary rock composed of clay or volcanic ash through low-grade regional metamorphism   
Basalt is a common extrusive igneous rock formed by the rapid cooling of basaltic lava exposed at or very near the surface of Earth   

History
  
  

Origin
England   
Egypt   

Discoverer
Unknown   
Georgius Agricola   

Etymology
From Old French esclate, from esclat (French éclat)   
From Late Latin Basaltes (variant of basanites ), very hard stone, which was imported from Ancient Greek Basanites   

Class
Metamorphic Rocks   
Igneous Rocks   

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

Family
  
  

Group
Not Applicable   
Volcanic   

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

Texture >>
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Definition of Slate and Basalt

The general Slate and Basalt definition can be stated as: Slate is a fine-grained, foliated, homogeneous metamorphic rock derived from an original shale-type sedimentary rock composed of clay or volcanic ash through low-grade regional metamorphism. On the other hand, Basalt is a common extrusive igneous rock formed by the rapid cooling of basaltic lava exposed at or very near the surface of Earth. Along with definition of Slate and Basalt, get to know about Properties of Slate and Basalt. Get to know more information about Slate and Basalt origin and discoverer, etymology and class.

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History of Slate and Basalt

The history of Slate and Basalt 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.

Slate and Basalt Origin and Discoverer

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

Etymology of Slate and Basalt

Along with Slate and Basalt definition, know more about the etymology of Slate and Basalt. Etymology of Slate and Basalt gives information about origin and formation of a particular rock. Know more about Formation of Slate and Formation of Basalt. The etymology of Slate is From Old French esclate, from esclat (French éclat) while that of Basalt is From Old French esclate, from esclat (French éclat). The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Slate belongs to Metamorphic Rocks while Basalt belongs to Igneous Rocks. The sub-class, group and other categories of Slate and Basalt are listed below.

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