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Ijolite and Oolite Definition


Oolite and Ijolite Definition


Definition

Definition
Ijolite is an intrusive igneous rock which is composed mainly of nepheline and an alkali pyroxene, usually aegirine-augite  
Oolite is a sedimentary rock formed from ooids, spherical grains which are composed of concentric layers of calcite  

History
  
  

Origin
Finland, Europe  
-  

Discoverer
Unknown  
William Smith  

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 oo- + -lite, after German Oolit. A rock consisting of fine grains of carbonate of lime  

Class
Igneous Rocks  
Sedimentary Rocks  

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

Family
  
  

Group
Plutonic  
Volcanic  

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

Texture >>
<< Summary

Definition of Ijolite and Oolite

The general Ijolite and Oolite 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, Oolite is a sedimentary rock formed from ooids, spherical grains which are composed of concentric layers of calcite. Along with definition of Ijolite and Oolite, get to know about Properties of Ijolite and Oolite. Get to know more information about Ijolite and Oolite origin and discoverer, etymology and class.

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History of Ijolite and Oolite

The history of Ijolite and Oolite 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 Oolite Origin and Discoverer

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

Etymology of Ijolite and Oolite

Along with Ijolite and Oolite definition, know more about the etymology of Ijolite and Oolite. Etymology of Ijolite and Oolite gives information about origin and formation of a particular rock. Know more about Formation of Ijolite and Formation of Oolite. 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 Oolite 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 belongs to Igneous Rocks while Oolite belongs to Sedimentary Rocks. The sub-class, group and other categories of Ijolite and Oolite are listed below.

For Ijolite,

For Oolite,

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