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Pseudotachylite and Migmatite Definition


Migmatite and Pseudotachylite Definition


Definition

Definition
Very fine grained fault rock which is composed of glassy matrix that often contains inclusions of wall-rock fragments.   
Migmatite is typically a granitic rock within a metamorphic host rock which is composed of two intermingled but distinguishable components   

History
  
  

Origin
USA   
Southern Alps, France   

Discoverer
Unknown   
Jakob Sederholm   

Etymology
From pseudo- +‎ tachylite, a glassy rock generated by frictional heat within faults.   
From the Greek word migma which means a mixture   

Class
Metamorphic Rocks   
Metamorphic Rocks   

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

Family
  
  

Group
Not Applicable   
Not Applicable   

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

Texture >>
<< Summary

Definition of Pseudotachylite and Migmatite

The general Pseudotachylite and Migmatite definition can be stated as: Very fine grained fault rock which is composed of glassy matrix that often contains inclusions of wall-rock fragments.. On the other hand, Migmatite is typically a granitic rock within a metamorphic host rock which is composed of two intermingled but distinguishable components. Along with definition of Pseudotachylite and Migmatite, get to know about Properties of Pseudotachylite and Migmatite. Get to know more information about Pseudotachylite and Migmatite origin and discoverer, etymology and class.

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History of Pseudotachylite and Migmatite

The history of Pseudotachylite and Migmatite 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.

Pseudotachylite and Migmatite Origin and Discoverer

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

Etymology of Pseudotachylite and Migmatite

Along with Pseudotachylite and Migmatite definition, know more about the etymology of Pseudotachylite and Migmatite. Etymology of Pseudotachylite and Migmatite gives information about origin and formation of a particular rock. Know more about Formation of Pseudotachylite and Formation of Migmatite. The etymology of Pseudotachylite is From pseudo- +‎ tachylite, a glassy rock generated by frictional heat within faults. while that of Migmatite is From pseudo- +‎ tachylite, a glassy rock generated by frictional heat within faults.. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Pseudotachylite and Migmatite belong to Metamorphic Rocks. The sub-class, group and other categories of Pseudotachylite and Migmatite are listed below.

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