Home
Compare Rocks


Andesite and Pseudotachylite Definition


Pseudotachylite and Andesite Definition


Definition

Definition
Andesite is a dark, fine-grained, brown or greyish intermediate volcanic rock which is a commonly found in lava   
Very fine grained fault rock which is composed of glassy matrix that often contains inclusions of wall-rock fragments.   

History
  
  

Origin
North America   
USA   

Discoverer
Unknown   
Unknown   

Etymology
From Andes mountains, where it is found in abundance   
From pseudo- +‎ tachylite, a glassy rock generated by frictional heat within faults.   

Class
Igneous Rocks   
Metamorphic Rocks   

Sub-Class
Durable Rock, Hard Rock   
Durable Rock, Hard Rock   

Family
  
  

Group
Volcanic   
Not Applicable   

Other Categories
Fine Grained Rock, Opaque Rock   
Fine Grained Rock, Opaque Rock   

Texture >>
<< Summary

Definition of Andesite and Pseudotachylite

The general Andesite and Pseudotachylite definition can be stated as: Andesite is a dark, fine-grained, brown or greyish intermediate volcanic rock which is a commonly found in lava. 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 Andesite and Pseudotachylite, get to know about Properties of Andesite and Pseudotachylite. Get to know more information about Andesite and Pseudotachylite origin and discoverer, etymology and class.

Compare Igneous Rocks

History of Andesite and Pseudotachylite

The history of Andesite 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.

Andesite and Pseudotachylite Origin and Discoverer

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

Etymology of Andesite and Pseudotachylite

Along with Andesite and Pseudotachylite definition, know more about the etymology of Andesite and Pseudotachylite. Etymology of Andesite and Pseudotachylite gives information about origin and formation of a particular rock. Know more about Formation of Andesite and Formation of Pseudotachylite. The etymology of Andesite is From Andes mountains, where it is found in abundance while that of Pseudotachylite is From Andes mountains, where it is found in abundance. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Andesite belongs to Igneous Rocks while Pseudotachylite belongs to Metamorphic Rocks. The sub-class, group and other categories of Andesite and Pseudotachylite are listed below.

For Andesite,

For Pseudotachylite,

Igneous Rocks

Igneous Rocks

» More Igneous Rocks

Compare Igneous Rocks

» More Compare Igneous Rocks