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Dunite
Dunite

Greywacke
Greywacke



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Dunite and Greywacke Definition

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1 Definition
1.1 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
1.2 History
1.2.1 Origin
New Zealand
Unknown
1.2.2 Discoverer
Ferdinand von Hochstetter
Unknown
1.3 Etymology
From the name of Dun Mountain, New Zealand, + -ite1
From German Grauwacke, from grau grey + wacke
1.4 Class
Igneous Rocks
Sedimentary Rocks
1.4.1 Sub-Class
Durable Rock, Medium Hardness Rock
Durable Rock, Hard Rock
1.5 Family
1.5.1 Group
Plutonic
Not Applicable
1.6 Other Categories
Coarse Grained Rock, Opaque Rock
Fine Grained Rock, Opaque Rock

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.

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.

For Dunite,

  • Sub-class: Durable Rock and Medium Hardness Rock
  • Group: Plutonic
  • Other Categories: Coarse grained rock and Opaque rock

For Greywacke,

  • Sub-class: Durable Rock and Hard Rock
  • Group: Not applicable
  • Other Categories: Fine grained rock and Opaque rock