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Tachylite and Greywacke Definition


Greywacke and Tachylite Definition


Definition

Definition
Tachylite is a vitreous form of basaltic volcanic glass. This glass is formed naturally by the rapid cooling of molten basalt   
Greywacke is defined as a dark coarse-grained sandstone rock which contains more than 15 per cent clay   

History
  
  

Origin
Iceland   
Unknown   

Discoverer
Unknown   
Unknown   

Etymology
From German Tachylite, from tachy- + Greek lutos soluble, melting   
From German Grauwacke, from grau grey + wacke   

Class
Igneous Rocks   
Sedimentary Rocks   

Sub-Class
Durable Rock, Medium Hardness Rock   
Durable Rock, Hard 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 Tachylite and Greywacke

The general Tachylite and Greywacke definition can be stated as: Tachylite is a vitreous form of basaltic volcanic glass. This glass is formed naturally by the rapid cooling of molten basalt. On the other hand, Greywacke is defined as a dark coarse-grained sandstone rock which contains more than 15 per cent clay. Along with definition of Tachylite and Greywacke, get to know about Properties of Tachylite and Greywacke. Get to know more information about Tachylite and Greywacke origin and discoverer, etymology and class.

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History of Tachylite and Greywacke

The history of Tachylite and Greywacke 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.

Tachylite and Greywacke Origin and Discoverer

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

Etymology of Tachylite and Greywacke

Along with Tachylite and Greywacke definition, know more about the etymology of Tachylite and Greywacke. Etymology of Tachylite and Greywacke gives information about origin and formation of a particular rock. Know more about Formation of Tachylite and Formation of Greywacke. The etymology of Tachylite is From German Tachylite, from tachy- + Greek lutos soluble, melting while that of Greywacke is From German Tachylite, from tachy- + Greek lutos soluble, melting. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Tachylite belongs to Igneous Rocks while Greywacke belongs to Sedimentary Rocks. The sub-class, group and other categories of Tachylite and Greywacke are listed below.

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For Greywacke,

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