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Jasperoid and Nephelinite Definition


Nephelinite and Jasperoid Definition


Definition

Definition
Jasperoid is a rare, peculiar type of metasomatic alteration of rocks   
Nephelinite is a fine-grained or aphanitic igneous rock made up almost entirely of nepheline and clinopyroxene (variety augite).   

History
  
  

Origin
USA   
Brazil   

Discoverer
Unknown   
Unknown   

Etymology
From silica, the main mineral content of Jasperoid   
from French néphéline, from Greek nephelē   

Class
Sedimentary Rocks   
Igneous Rocks   

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

Family
  
  

Group
Not Applicable   
Plutonic   

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

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Definition of Jasperoid and Nephelinite

The general Jasperoid and Nephelinite definition can be stated as: Jasperoid is a rare, peculiar type of metasomatic alteration of rocks. On the other hand, Nephelinite is a fine-grained or aphanitic igneous rock made up almost entirely of nepheline and clinopyroxene (variety augite).. Along with definition of Jasperoid and Nephelinite, get to know about Properties of Jasperoid and Nephelinite. Get to know more information about Jasperoid and Nephelinite origin and discoverer, etymology and class.

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History of Jasperoid and Nephelinite

The history of Jasperoid and Nephelinite 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.

Jasperoid and Nephelinite Origin and Discoverer

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

Etymology of Jasperoid and Nephelinite

Along with Jasperoid and Nephelinite definition, know more about the etymology of Jasperoid and Nephelinite. Etymology of Jasperoid and Nephelinite gives information about origin and formation of a particular rock. Know more about Formation of Jasperoid and Formation of Nephelinite. The etymology of Jasperoid is From silica, the main mineral content of Jasperoid while that of Nephelinite is From silica, the main mineral content of Jasperoid. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Jasperoid belongs to Sedimentary Rocks while Nephelinite belongs to Igneous Rocks. The sub-class, group and other categories of Jasperoid and Nephelinite are listed below.

For Jasperoid,

For Nephelinite,

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