Home
Compare Rocks


Tephrite and Shale Definition


Shale and Tephrite Definition


Definition

Definition
Tephrite is an aphanitic to porphyritic textured, volcanic igneous rock   
Shale is a fine-grained sedimentary rock which is formed by the compaction of silt and clay-size mineral particles   

History
  
  

Origin
Germany   
Unknown   

Discoverer
Van Tooren   
Unknown   

Etymology
From Greek tephra, ashes from Indo-European base, to burn   
From German Schalstein laminated limestone, and Schalgebirge layer of stone in stratified rock. From Old English scealu in its base sense of- thing that divides or separate,   

Class
Igneous Rocks   
Sedimentary Rocks   

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

Family
  
  

Group
Volcanic   
Not Applicable   

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

Texture >>
<< Summary

Definition of Tephrite and Shale

The general Tephrite and Shale definition can be stated as: Tephrite is an aphanitic to porphyritic textured, volcanic igneous rock. On the other hand, Shale is a fine-grained sedimentary rock which is formed by the compaction of silt and clay-size mineral particles. Along with definition of Tephrite and Shale, get to know about Properties of Tephrite and Shale. Get to know more information about Tephrite and Shale origin and discoverer, etymology and class.

Compare Igneous Rocks

History of Tephrite and Shale

The history of Tephrite and Shale 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.

Tephrite and Shale Origin and Discoverer

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

Etymology of Tephrite and Shale

Along with Tephrite and Shale definition, know more about the etymology of Tephrite and Shale. Etymology of Tephrite and Shale gives information about origin and formation of a particular rock. Know more about Formation of Tephrite and Formation of Shale. The etymology of Tephrite is From Greek tephra, ashes from Indo-European base, to burn while that of Shale is From Greek tephra, ashes from Indo-European base, to burn. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Tephrite belongs to Igneous Rocks while Shale belongs to Sedimentary Rocks. The sub-class, group and other categories of Tephrite and Shale are listed below.

For Tephrite,

For Shale,

Igneous Rocks

Igneous Rocks

» More Igneous Rocks

Compare Igneous Rocks

» More Compare Igneous Rocks