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Dunite and Chert Definition


Chert and Dunite Definition


Definition

Definition
Dunite is a green to brownish coarse-grained igneous rock mainly consisting of olivine   
Chert is a hard, dark, opaque sedimentary rock which is composed of silica with an amorphous fine-grained texture   

History
  
  

Origin
New Zealand   
Unknown   

Discoverer
Ferdinand von Hochstetter   
Unknown   

Etymology
From the name of Dun Mountain, New Zealand, + -ite1   
From flint-like quartz, 1670s, of unknown origin- a local term, which has been taken into geological use   

Class
Igneous Rocks   
Sedimentary Rocks   

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

Family
  
  

Group
Plutonic   
Not Applicable   

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

Texture >>
<< Summary

Definition of Dunite and Chert

The general Dunite and Chert definition can be stated as: Dunite is a green to brownish coarse-grained igneous rock mainly consisting of olivine. On the other hand, Chert is a hard, dark, opaque sedimentary rock which is composed of silica with an amorphous fine-grained texture. Along with definition of Dunite and Chert, get to know about Properties of Dunite and Chert. Get to know more information about Dunite and Chert origin and discoverer, etymology and class.

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History of Dunite and Chert

The history of Dunite and Chert 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.

Dunite and Chert Origin and Discoverer

Dunite and Chert definition gives us a brief idea about the two rocks. In some cases, the definition also gives summary about the Formation of Dunite and Chert. In this section, you will know about Dunite and Chert Origin and Discoverer. Origin of Dunite is New Zealand whereas Origin of Chert is Unknown. It is interesting to know the name of Dunite and Chert discoverer. The Discoverer of Dunite is Ferdinand von Hochstetter and the discoverer of Chert is Unknown.

Etymology of Dunite and Chert

Along with Dunite and Chert definition, know more about the etymology of Dunite and Chert. Etymology of Dunite and Chert gives information about origin and formation of a particular rock. Know more about Formation of Dunite and Formation of Chert. The etymology of Dunite is From the name of Dun Mountain, New Zealand, + -ite1 while that of Chert is From the name of Dun Mountain, New Zealand, + -ite1. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Dunite belongs to Igneous Rocks while Chert belongs to Sedimentary Rocks. The sub-class, group and other categories of Dunite and Chert are listed below.

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