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Dunite
Dunite

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Chalk



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Dunite and Chalk Definition

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1 Definition
1.1 Definition
Dunite is a green to brownish coarse-grained igneous rock mainly consisting of olivine
Chalk is a soft, white, powdery limestone consisting mainly of fossil shells of foraminifers
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 old English cealc chalk, lime, plaster; pebble, from Greek khalix small pebble, in English transferred to the opaque, white, soft limestone
1.4 Class
Igneous Rocks
Sedimentary Rocks
1.4.1 Sub-Class
Durable Rock, Medium Hardness Rock
Durable Rock, Soft 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 Chalk

The general Dunite and Chalk definition can be stated as: Dunite is a green to brownish coarse-grained igneous rock mainly consisting of olivine. On the other hand, Chalk is a soft, white, powdery limestone consisting mainly of fossil shells of foraminifers. Along with definition of Dunite and Chalk, get to know about Properties of Dunite and Chalk. Get to know more information about Dunite and Chalk origin and discoverer, etymology and class.

History of Dunite and Chalk

The history of Dunite and Chalk 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 Chalk Origin and Discoverer

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

Etymology of Dunite and Chalk

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

For Dunite,

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

For Chalk,

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