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Obsidian and Diamictite Definition


Diamictite 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   
Diamictite is a sedimentary rock that consists of non-sorted to poorly sorted terrigenous sediment containing particles that range in size from clay to boulders, suspended in a matrix of mudstone or sandstone   

History
  
  

Origin
Ethiopia   
Southern Mongolia   

Discoverer
Obsius   
Unknown   

Etymology
From Latin obsidianus, misprint of Obsianus (lapis) (stone) of Obsius   
From Greek dia through and meiktós or mixed   

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, Opaque Rock   

Texture >>
<< Summary

Definition of Obsidian and Diamictite

The general Obsidian and Diamictite 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, Diamictite is a sedimentary rock that consists of non-sorted to poorly sorted terrigenous sediment containing particles that range in size from clay to boulders, suspended in a matrix of mudstone or sandstone. Along with definition of Obsidian and Diamictite, get to know about Properties of Obsidian and Diamictite. Get to know more information about Obsidian and Diamictite origin and discoverer, etymology and class.

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History of Obsidian and Diamictite

The history of Obsidian and Diamictite 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 Diamictite Origin and Discoverer

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

Etymology of Obsidian and Diamictite

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

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