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Migmatite and Tonalite Definition


Tonalite 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   
Tonalite is a coarse-grained plutonic rock consisting mainly of sodic plagioclase, quartz, and hornblende or other mafic minerals with phaneritic texture   

History
  
  

Origin
Southern Alps, France   
Tonale, Italy   

Discoverer
Jakob Sederholm   
Unknown   

Etymology
From the Greek word migma which means a mixture   
From Tonale Pass, northern Italy, + -ite1   

Class
Metamorphic Rocks   
Igneous Rocks   

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

Family
  
  

Group
Not Applicable   
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   

Texture >>
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Definition of Migmatite and Tonalite

The general Migmatite and Tonalite 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, Tonalite is a coarse-grained plutonic rock consisting mainly of sodic plagioclase, quartz, and hornblende or other mafic minerals with phaneritic texture. Along with definition of Migmatite and Tonalite, get to know about Properties of Migmatite and Tonalite. Get to know more information about Migmatite and Tonalite origin and discoverer, etymology and class.

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History of Migmatite and Tonalite

The history of Migmatite and Tonalite 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 Tonalite Origin and Discoverer

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

Etymology of Migmatite and Tonalite

Along with Migmatite and Tonalite definition, know more about the etymology of Migmatite and Tonalite. Etymology of Migmatite and Tonalite gives information about origin and formation of a particular rock. Know more about Formation of Migmatite and Formation of Tonalite. The etymology of Migmatite is From the Greek word migma which means a mixture while that of Tonalite 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 Tonalite belongs to Igneous Rocks. The sub-class, group and other categories of Migmatite and Tonalite are listed below.

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For Tonalite,

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