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Trondhjemite and Granodiorite Definition


Granodiorite 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.   
Granodiorite is a coarse-grained intrusive igneous rock containing quartz and plagioclase, and which has composition in between granite and diorite   

History
  
  

Origin
Tonale, Italy   
Unknown   

Discoverer
Unknown   
Unknown   

Etymology
Not Available   
From granite + diorite   

Class
Igneous Rocks   
Igneous Rocks   

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

Family
  
  

Group
Plutonic   
Plutonic   

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

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<< Summary

Definition of Trondhjemite and Granodiorite

The general Trondhjemite and Granodiorite 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, Granodiorite is a coarse-grained intrusive igneous rock containing quartz and plagioclase, and which has composition in between granite and diorite. Along with definition of Trondhjemite and Granodiorite, get to know about Properties of Trondhjemite and Granodiorite. Get to know more information about Trondhjemite and Granodiorite origin and discoverer, etymology and class.

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History of Trondhjemite and Granodiorite

The history of Trondhjemite and Granodiorite 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 Granodiorite Origin and Discoverer

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

Etymology of Trondhjemite and Granodiorite

Along with Trondhjemite and Granodiorite definition, know more about the etymology of Trondhjemite and Granodiorite. Etymology of Trondhjemite and Granodiorite gives information about origin and formation of a particular rock. Know more about Formation of Trondhjemite and Formation of Granodiorite. The etymology of Trondhjemite is not available while that of Granodiorite 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 Granodiorite belong to Igneous Rocks. The sub-class, group and other categories of Trondhjemite and Granodiorite are listed below.

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