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Trondhjemite and Hornblendite Definition


Hornblendite 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.   
Hornblendite is a type of igneous plutonic rock consisting mainly of amphibole hornblende and is a type of Amphibolite rock   

History
  
  

Origin
Tonale, Italy   
Unknown   

Discoverer
Unknown   
Unknown   

Etymology
Not Available   
From German, Horn horn + blende   

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, Medium Grained Rock, Opaque Rock   

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<< Summary

Definition of Trondhjemite and Hornblendite

The general Trondhjemite and Hornblendite 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, Hornblendite is a type of igneous plutonic rock consisting mainly of amphibole hornblende and is a type of Amphibolite rock. Along with definition of Trondhjemite and Hornblendite, get to know about Properties of Trondhjemite and Hornblendite. Get to know more information about Trondhjemite and Hornblendite origin and discoverer, etymology and class.

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History of Trondhjemite and Hornblendite

The history of Trondhjemite and Hornblendite 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 Hornblendite Origin and Discoverer

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

Etymology of Trondhjemite and Hornblendite

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

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