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Lignite and Soapstone Definition


Soapstone and Lignite Definition


Definition

Definition
Lignite is a soft brownish coal which shows traces of plants and is intermediate between bituminous coal and peat  
It is a metamorphic magnesium rich rock because it is composed of the mineral talc  

History
  
  

Origin
France  
USA  

Discoverer
Unknown  
Unknown  

Etymology
From French, Latin lignum wood + -ite1  
From 17th century, because of its greasy feel and use like a soap  

Class
Sedimentary Rocks  
Metamorphic Rocks  

Sub-Class
Durable Rock, Soft Rock  
Durable Rock, Soft Rock  

Family
  
  

Group
-  
-  

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 Soapstone

The general Lignite and Soapstone 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, It is a metamorphic magnesium rich rock because it is composed of the mineral talc. Along with definition of Lignite and Soapstone, get to know about Properties of Lignite and Soapstone. Get to know more information about Lignite and Soapstone origin and discoverer, etymology and class.

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History of Lignite and Soapstone

The history of Lignite and Soapstone 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 Soapstone Origin and Discoverer

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

Etymology of Lignite and Soapstone

Along with Lignite and Soapstone definition, know more about the etymology of Lignite and Soapstone. Etymology of Lignite and Soapstone gives information about origin and formation of a particular rock. Know more about Formation of Lignite and Formation of Soapstone. The etymology of Lignite is From French, Latin lignum wood + -ite1 while that of Soapstone 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 Soapstone belongs to Metamorphic Rocks. The sub-class, group and other categories of Lignite and Soapstone are listed below.

For Lignite,

For Soapstone,

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