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Ijolite
Ijolite

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Dunite



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Ijolite and Dunite Definition

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1 Definition
1.1 Definition
Ijolite is an intrusive igneous rock which is composed mainly of nepheline and an alkali pyroxene, usually aegirine-augite
Dunite is a green to brownish coarse-grained igneous rock mainly consisting of olivine
1.2 History
1.2.1 Origin
Finland, Europe
New Zealand
1.2.2 Discoverer
Unknown
Ferdinand von Hochstetter
1.3 Etymology
From the first syllable of the Finnish words Ii-vaara, Iijoki, &c. commonly used geographical names in Finland, and the Gr. Xiflos, a stone
From the name of Dun Mountain, New Zealand, + -ite1
1.4 Class
Igneous Rocks
Igneous Rocks
1.4.1 Sub-Class
Durable Rock, Medium Hardness Rock
Durable Rock, Medium Hardness Rock
1.5 Family
1.5.1 Group
Plutonic
Plutonic
1.6 Other Categories
Coarse Grained Rock, Opaque Rock
Coarse Grained Rock, Opaque Rock

Definition of Ijolite and Dunite

The general Ijolite and Dunite definition can be stated as: Ijolite is an intrusive igneous rock which is composed mainly of nepheline and an alkali pyroxene, usually aegirine-augite. On the other hand, Dunite is a green to brownish coarse-grained igneous rock mainly consisting of olivine. Along with definition of Ijolite and Dunite, get to know about Properties of Ijolite and Dunite. Get to know more information about Ijolite and Dunite origin and discoverer, etymology and class.

History of Ijolite and Dunite

The history of Ijolite and Dunite 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.

Ijolite and Dunite Origin and Discoverer

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

Etymology of Ijolite and Dunite

Along with Ijolite and Dunite definition, know more about the etymology of Ijolite and Dunite. Etymology of Ijolite and Dunite gives information about origin and formation of a particular rock. Know more about Formation of Ijolite and Formation of Dunite. The etymology of Ijolite is From the first syllable of the Finnish words Ii-vaara, Iijoki, &c. commonly used geographical names in Finland, and the Gr. Xiflos, a stone while that of Dunite is From the first syllable of the Finnish words Ii-vaara, Iijoki, &c. commonly used geographical names in Finland, and the Gr. Xiflos, a stone. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Ijolite and Dunite belong to Igneous Rocks. The sub-class, group and other categories of Ijolite and Dunite are listed below.

For Ijolite,

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

For Dunite,

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