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Lignite and Felsite Definition


Felsite and Lignite Definition


Definition

Definition
Lignite is a soft brownish coal which shows traces of plants and is intermediate between bituminous coal and peat   
Felsite is a very fine grained volcanic rock that may or may not contain larger crystals and light colored rock that typically requires petrographic examination or chemical analysis for more precise definition   

History
  
  

Origin
France   
Unknown   

Discoverer
Unknown   
Unknown   

Etymology
From French, Latin lignum wood + -ite1   
From English feldspar and -ite   

Class
Sedimentary Rocks   
Igneous Rocks   

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

Family
  
  

Group
Not Applicable   
Volcanic   

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

Texture >>
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Definition of Lignite and Felsite

The general Lignite and Felsite definition can be stated as: Lignite is a soft brownish coal which shows traces of plants and is intermediate between bituminous coal and peat. On the other hand, Felsite is a very fine grained volcanic rock that may or may not contain larger crystals and light colored rock that typically requires petrographic examination or chemical analysis for more precise definition. Along with definition of Lignite and Felsite, get to know about Properties of Lignite and Felsite. Get to know more information about Lignite and Felsite origin and discoverer, etymology and class.

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History of Lignite and Felsite

The history of Lignite and Felsite 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.

Lignite and Felsite Origin and Discoverer

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

Etymology of Lignite and Felsite

Along with Lignite and Felsite definition, know more about the etymology of Lignite and Felsite. Etymology of Lignite and Felsite gives information about origin and formation of a particular rock. Know more about Formation of Lignite and Formation of Felsite. The etymology of Lignite is From French, Latin lignum wood + -ite1 while that of Felsite is From French, Latin lignum wood + -ite1. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Lignite belongs to Sedimentary Rocks while Felsite belongs to Igneous Rocks. The sub-class, group and other categories of Lignite and Felsite are listed below.

For Lignite,

For Felsite,

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