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Migmatite and Trondhjemite Definition


Trondhjemite and Migmatite Definition


Definition

Definition
Migmatite is typically a granitic rock within a metamorphic host rock which is composed of two intermingled but distinguishable components  
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.  

History
  
  

Origin
Southern Alps, France  
Tonale, Italy  

Discoverer
Jakob Sederholm  
Unknown  

Etymology
From the Greek word migma which means a mixture  
From Trondheim, Norway  

Class
Metamorphic Rocks  
Igneous Rocks  

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

Family
  
  

Group
-  
Plutonic  

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

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<< Summary

Definition of Migmatite and Trondhjemite

The general Migmatite and Trondhjemite definition can be stated as: Migmatite is typically a granitic rock within a metamorphic host rock which is composed of two intermingled but distinguishable components. On the other hand, 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.. Along with definition of Migmatite and Trondhjemite, get to know about Properties of Migmatite and Trondhjemite. Get to know more information about Migmatite and Trondhjemite origin and discoverer, etymology and class.

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History of Migmatite and Trondhjemite

The history of Migmatite and Trondhjemite 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.

Migmatite and Trondhjemite Origin and Discoverer

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

Etymology of Migmatite and Trondhjemite

Along with Migmatite and Trondhjemite definition, know more about the etymology of Migmatite and Trondhjemite. Etymology of Migmatite and Trondhjemite gives information about origin and formation of a particular rock. Know more about Formation of Migmatite and Formation of Trondhjemite. The etymology of Migmatite is From the Greek word migma which means a mixture while that of Trondhjemite is From the Greek word migma which means a mixture. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Migmatite belongs to Metamorphic Rocks while Trondhjemite belongs to Igneous Rocks. The sub-class, group and other categories of Migmatite and Trondhjemite are listed below.

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