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Jaspillite and Obsidian Definition


Obsidian and Jaspillite Definition


Definition

Definition
Jaspillite is an iron rich chemically formed rock which is common in banded iron formation rocks   
Obsidian is a naturally occurring volcanic glass formed as an extrusive igneous rock. It is produced when felsic lava extruded from a volcano cools rapidly with minimum crystal growth   

History
  
  

Origin
Western Australia, Minnesota   
Ethiopia   

Discoverer
Unknown   
Obsius   

Etymology
From Jaspilite (Mineral), a compact siliceous rock which resembles jasper   
From Latin obsidianus, misprint of Obsianus (lapis) (stone) of Obsius   

Class
Sedimentary Rocks   
Igneous Rocks   

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

Family
  
  

Group
Not Applicable   
Volcanic   

Other Categories
Coarse Grained Rock, Opaque Rock   
Opaque Rock   

Texture >>
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Definition of Jaspillite and Obsidian

The general Jaspillite and Obsidian definition can be stated as: Jaspillite is an iron rich chemically formed rock which is common in banded iron formation rocks. On the other hand, Obsidian is a naturally occurring volcanic glass formed as an extrusive igneous rock. It is produced when felsic lava extruded from a volcano cools rapidly with minimum crystal growth. Along with definition of Jaspillite and Obsidian, get to know about Properties of Jaspillite and Obsidian. Get to know more information about Jaspillite and Obsidian origin and discoverer, etymology and class.

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History of Jaspillite and Obsidian

The history of Jaspillite and Obsidian 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.

Jaspillite and Obsidian Origin and Discoverer

Jaspillite and Obsidian definition gives us a brief idea about the two rocks. In some cases, the definition also gives summary about the Formation of Jaspillite and Obsidian. In this section, you will know about Jaspillite and Obsidian Origin and Discoverer. Origin of Jaspillite is Western Australia, Minnesota whereas Origin of Obsidian is Ethiopia. It is interesting to know the name of Jaspillite and Obsidian discoverer. The Discoverer of Jaspillite is Unknown and the discoverer of Obsidian is Obsius.

Etymology of Jaspillite and Obsidian

Along with Jaspillite and Obsidian definition, know more about the etymology of Jaspillite and Obsidian. Etymology of Jaspillite and Obsidian gives information about origin and formation of a particular rock. Know more about Formation of Jaspillite and Formation of Obsidian. The etymology of Jaspillite is From Jaspilite (Mineral), a compact siliceous rock which resembles jasper while that of Obsidian is From Jaspilite (Mineral), a compact siliceous rock which resembles jasper. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Jaspillite belongs to Sedimentary Rocks while Obsidian belongs to Igneous Rocks. The sub-class, group and other categories of Jaspillite and Obsidian are listed below.

For Jaspillite,

For Obsidian,

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