Home
Compare Rocks


Syenite and Pseudotachylite Definition


Pseudotachylite and Syenite Definition


Definition

Definition
Syenite is a coarse-grained igneous rock which is composed mainly of alkali feldspar and various ferromagnesian minerals   
Very fine grained fault rock which is composed of glassy matrix that often contains inclusions of wall-rock fragments.   

History
  
  

Origin
Unknown   
USA   

Discoverer
Unknown   
Unknown   

Etymology
From French syénite, from Latin Syenites (lapis ) (stone) of Syene   
From pseudo- +‎ tachylite, a glassy rock generated by frictional heat within faults.   

Class
Igneous Rocks   
Metamorphic Rocks   

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

Family
  
  

Group
Plutonic   
Not Applicable   

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

Texture >>
<< Summary

Definition of Syenite and Pseudotachylite

The general Syenite and Pseudotachylite definition can be stated as: Syenite is a coarse-grained igneous rock which is composed mainly of alkali feldspar and various ferromagnesian minerals. 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 Syenite and Pseudotachylite, get to know about Properties of Syenite and Pseudotachylite. Get to know more information about Syenite and Pseudotachylite origin and discoverer, etymology and class.

Compare Igneous Rocks

History of Syenite and Pseudotachylite

The history of Syenite 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.

Syenite and Pseudotachylite Origin and Discoverer

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

Etymology of Syenite and Pseudotachylite

Along with Syenite and Pseudotachylite definition, know more about the etymology of Syenite and Pseudotachylite. Etymology of Syenite and Pseudotachylite gives information about origin and formation of a particular rock. Know more about Formation of Syenite and Formation of Pseudotachylite. The etymology of Syenite is From French syénite, from Latin Syenites (lapis ) (stone) of Syene while that of Pseudotachylite is From French syénite, from Latin Syenites (lapis ) (stone) of Syene. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Syenite belongs to Igneous Rocks while Pseudotachylite belongs to Metamorphic Rocks. The sub-class, group and other categories of Syenite and Pseudotachylite are listed below.

For Syenite,

For Pseudotachylite,

Igneous Rocks

Igneous Rocks

» More Igneous Rocks

Compare Igneous Rocks

» More Compare Igneous Rocks