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Syenite and Troctolite Definition


Troctolite and Syenite Definition


Definition

Definition
Syenite is a coarse-grained igneous rock which is composed mainly of alkali feldspar and various ferromagnesian minerals   
Troctolite is a mafic intrusive rock type. It consists essentially of major but variable amounts of olivine and calcic plagioclase along with minor pyroxene. It is an olivine-rich anorthosite, or a pyroxene-depleted relative of gabbro   

History
  
  

Discoverer
Unknown   
Christian Leopold von Buch   

Etymology
From French syénite, from Latin Syenites (lapis ) (stone) of Syene   
From German Troklotit, from Greek trōktēs, a marine fish (taken to be trout)   

Class
Igneous Rocks   
Igneous Rocks   

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

Family
  
  

Group
Plutonic   
Plutonic   

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

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<< Summary

Definition of Syenite and Troctolite

The general Syenite and Troctolite definition can be stated as: Syenite is a coarse-grained igneous rock which is composed mainly of alkali feldspar and various ferromagnesian minerals. On the other hand, Troctolite is a mafic intrusive rock type. It consists essentially of major but variable amounts of olivine and calcic plagioclase along with minor pyroxene. It is an olivine-rich anorthosite, or a pyroxene-depleted relative of gabbro. Along with definition of Syenite and Troctolite, get to know about Properties of Syenite and Troctolite. Get to know more information about Syenite and Troctolite origin and discoverer, etymology and class.

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History of Syenite and Troctolite

The history of Syenite and Troctolite 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.

Syenite and Troctolite Origin and Discoverer

Syenite and Troctolite definition gives us a brief idea about the two rocks. In some cases, the definition also gives summary about the Formation of Syenite and Troctolite. In this section, you will know about Syenite and Troctolite Origin and Discoverer. Origin of Syenite and Troctolite are Unknown. It is interesting to know the name of Syenite and Troctolite discoverer. The Discoverer of Syenite is Unknown and the discoverer of Troctolite is Christian Leopold von Buch.

Etymology of Syenite and Troctolite

Along with Syenite and Troctolite definition, know more about the etymology of Syenite and Troctolite. Etymology of Syenite and Troctolite gives information about origin and formation of a particular rock. Know more about Formation of Syenite and Formation of Troctolite. The etymology of Syenite is From French syénite, from Latin Syenites (lapis ) (stone) of Syene while that of Troctolite is From French syénite, from Latin Syenites (lapis ) (stone) of Syene. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Syenite and Troctolite belong to Igneous Rocks. The sub-class, group and other categories of Syenite and Troctolite are listed below.

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