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Trondhjemite and Gabbro Definition


Gabbro and Trondhjemite Definition


Definition

Definition
Trondhjemite is a leucocratic (light-colored) intrusive igneous rock. It is a variety of tonalite in which the plagioclase is mostly in the form of oligoclase. Trondhjemites are sometimes known as plagiogranites.   
Gabbro is an intrusive igneous rock which is chemically equivalent to plutonic Basalt   

History
  
  

Origin
Tonale, Italy   
Germany   

Discoverer
Unknown   
Christian Leopold von Buch   

Etymology
Not Available   
From Latin glaber bare, smooth, bald   

Class
Igneous Rocks   
Igneous Rocks   

Sub-Class
Durable Rock, Hard 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   

Texture >>
<< Summary

Definition of Trondhjemite and Gabbro

The general Trondhjemite and Gabbro definition can be stated as: Trondhjemite is a leucocratic (light-colored) intrusive igneous rock. It is a variety of tonalite in which the plagioclase is mostly in the form of oligoclase. Trondhjemites are sometimes known as plagiogranites.. On the other hand, Gabbro is an intrusive igneous rock which is chemically equivalent to plutonic Basalt. Along with definition of Trondhjemite and Gabbro, get to know about Properties of Trondhjemite and Gabbro. Get to know more information about Trondhjemite and Gabbro origin and discoverer, etymology and class.

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History of Trondhjemite and Gabbro

The history of Trondhjemite and Gabbro 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.

Trondhjemite and Gabbro Origin and Discoverer

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

Etymology of Trondhjemite and Gabbro

Along with Trondhjemite and Gabbro definition, know more about the etymology of Trondhjemite and Gabbro. Etymology of Trondhjemite and Gabbro gives information about origin and formation of a particular rock. Know more about Formation of Trondhjemite and Formation of Gabbro. The etymology of Trondhjemite is not available while that of Gabbro is not available. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Trondhjemite and Gabbro belong to Igneous Rocks. The sub-class, group and other categories of Trondhjemite and Gabbro are listed below.

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