Home
Compare Rocks


Ijolite and Borolanite Definition


Borolanite and Ijolite Definition


Definition

Definition
Ijolite is an intrusive igneous rock which is composed mainly of nepheline and an alkali pyroxene, usually aegirine-augite   
Borolanite is a variety of Nepheline Syenite and belongs to igneous rocks and contains nepheline-alkali feldspar pseudomorphs which occur as conspicuous white spots in the dark rock matrix   

History
  
  

Origin
Finland, Europe   
Scotland   

Discoverer
Unknown   
Unknown   

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 Alkalic Igneous complex near Loch Borralan in northwest Scotland   

Class
Igneous Rocks   
Igneous Rocks   

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

Family
  
  

Group
Plutonic   
Plutonic   

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

Texture >>
<< Summary

Definition of Ijolite and Borolanite

The general Ijolite and Borolanite 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, Borolanite is a variety of Nepheline Syenite and belongs to igneous rocks and contains nepheline-alkali feldspar pseudomorphs which occur as conspicuous white spots in the dark rock matrix. Along with definition of Ijolite and Borolanite, get to know about Properties of Ijolite and Borolanite. Get to know more information about Ijolite and Borolanite origin and discoverer, etymology and class.

Compare Igneous Rocks

History of Ijolite and Borolanite

The history of Ijolite and Borolanite 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 Borolanite Origin and Discoverer

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

Etymology of Ijolite and Borolanite

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

For Ijolite,

For Borolanite,

Igneous Rocks

Igneous Rocks

» More Igneous Rocks

Compare Igneous Rocks

» More Compare Igneous Rocks