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Obsidian and Evaporite Definition


Evaporite and Obsidian Definition


Definition

Definition
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   
A water-soluble mineral sediment resulting from concentration and crystallization by evaporation from an aqueous solution   

History
  
  

Origin
Ethiopia   
USA   

Discoverer
Obsius   
Usiglio   

Etymology
From Latin obsidianus, misprint of Obsianus (lapis) (stone) of Obsius   
From a sediment left after the evaporation   

Class
Igneous Rocks   
Sedimentary Rocks   

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

Family
  
  

Group
Volcanic   
Not Applicable   

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

Texture >>
<< Summary

Definition of Obsidian and Evaporite

The general Obsidian and Evaporite definition can be stated as: 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. On the other hand, A water-soluble mineral sediment resulting from concentration and crystallization by evaporation from an aqueous solution. Along with definition of Obsidian and Evaporite, get to know about Properties of Obsidian and Evaporite. Get to know more information about Obsidian and Evaporite origin and discoverer, etymology and class.

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History of Obsidian and Evaporite

The history of Obsidian and Evaporite 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.

Obsidian and Evaporite Origin and Discoverer

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

Etymology of Obsidian and Evaporite

Along with Obsidian and Evaporite definition, know more about the etymology of Obsidian and Evaporite. Etymology of Obsidian and Evaporite gives information about origin and formation of a particular rock. Know more about Formation of Obsidian and Formation of Evaporite. The etymology of Obsidian is From Latin obsidianus, misprint of Obsianus (lapis) (stone) of Obsius while that of Evaporite is From Latin obsidianus, misprint of Obsianus (lapis) (stone) of Obsius. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Obsidian belongs to Igneous Rocks while Evaporite belongs to Sedimentary Rocks. The sub-class, group and other categories of Obsidian and Evaporite are listed below.

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