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Dunite and Greywacke Definition


Greywacke and Dunite Definition


Definition

Definition
Dunite is a green to brownish coarse-grained igneous rock mainly consisting of olivine   
Greywacke is defined as a dark coarse-grained sandstone rock which contains more than 15 per cent clay   

History
  
  

Origin
New Zealand   
Unknown   

Discoverer
Ferdinand von Hochstetter   
Unknown   

Etymology
From the name of Dun Mountain, New Zealand, + -ite1   
From German Grauwacke, from grau grey + wacke   

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 Greywacke

The general Dunite and Greywacke definition can be stated as: Dunite is a green to brownish coarse-grained igneous rock mainly consisting of olivine. On the other hand, Greywacke is defined as a dark coarse-grained sandstone rock which contains more than 15 per cent clay. Along with definition of Dunite and Greywacke, get to know about Properties of Dunite and Greywacke. Get to know more information about Dunite and Greywacke origin and discoverer, etymology and class.

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History of Dunite and Greywacke

The history of Dunite and Greywacke 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 Greywacke Origin and Discoverer

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

Etymology of Dunite and Greywacke

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

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