Home
Compare Rocks


Migmatite and Pseudotachylite Definition


Pseudotachylite 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   
Very fine grained fault rock which is composed of glassy matrix that often contains inclusions of wall-rock fragments.   

History
  
  

Origin
Southern Alps, France   
USA   

Discoverer
Jakob Sederholm   
Unknown   

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

Class
Metamorphic Rocks   
Metamorphic Rocks   

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

Family
  
  

Group
Not Applicable   
Not Applicable   

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

Texture >>
<< Summary

Definition of Migmatite and Pseudotachylite

The general Migmatite and Pseudotachylite 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, Very fine grained fault rock which is composed of glassy matrix that often contains inclusions of wall-rock fragments.. Along with definition of Migmatite and Pseudotachylite, get to know about Properties of Migmatite and Pseudotachylite. Get to know more information about Migmatite and Pseudotachylite origin and discoverer, etymology and class.

Compare Metamorphic Rocks

History of Migmatite and Pseudotachylite

The history of Migmatite and Pseudotachylite 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 Pseudotachylite Origin and Discoverer

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

Etymology of Migmatite and Pseudotachylite

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

For Migmatite,

For Pseudotachylite,

Metamorphic Rocks

Metamorphic Rocks

» More Metamorphic Rocks

Compare Metamorphic Rocks

» More Compare Metamorphic Rocks