Home
Compare Rocks


Diorite and Syenite Definition


Syenite and Diorite Definition


Definition

Definition
Diorite is a grey to dark-grey intermediate intrusive igneous rock composed principally of plagioclase feldspar,biotite, hornblende, and pyroxene  
Syenite is a coarse-grained igneous rock which is composed mainly of alkali feldspar and various ferromagnesian minerals  

History
  
  

Origin
-  
-  

Discoverer
Unknown  
Unknown  

Etymology
From early 19th century coined in French, formed irregularly from Greek diorizein distinguish  
From French syénite, from Latin Syenites (lapis ) (stone) of Syene  

Class
Igneous Rocks  
Igneous Rocks  

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

Family
  
  

Group
Plutonic  
Plutonic  

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

Texture >>
<< Summary

Definition of Diorite and Syenite

The general Diorite and Syenite definition can be stated as: Diorite is a grey to dark-grey intermediate intrusive igneous rock composed principally of plagioclase feldspar,biotite, hornblende, and pyroxene. On the other hand, Syenite is a coarse-grained igneous rock which is composed mainly of alkali feldspar and various ferromagnesian minerals. Along with definition of Diorite and Syenite, get to know about Properties of Diorite and Syenite. Get to know more information about Diorite and Syenite origin and discoverer, etymology and class.

Compare Igneous Rocks

History of Diorite and Syenite

The history of Diorite and Syenite 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.

Diorite and Syenite Origin and Discoverer

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

Etymology of Diorite and Syenite

Along with Diorite and Syenite definition, know more about the etymology of Diorite and Syenite. Etymology of Diorite and Syenite gives information about origin and formation of a particular rock. Know more about Formation of Diorite and Formation of Syenite. The etymology of Diorite is From early 19th century coined in French, formed irregularly from Greek diorizein distinguish while that of Syenite is From early 19th century coined in French, formed irregularly from Greek diorizein distinguish. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Diorite and Syenite belong to Igneous Rocks. The sub-class, group and other categories of Diorite and Syenite are listed below.

For Diorite,

For Syenite,

Igneous Rocks

Igneous Rocks

» More Igneous Rocks

Compare Igneous Rocks

» More Compare Igneous Rocks