Home
Compare Rocks


Nephelinite and Gritstone Definition


Gritstone and Nephelinite Definition


Definition

Definition
Nephelinite is a fine-grained or aphanitic igneous rock made up almost entirely of nepheline and clinopyroxene (variety augite).   
Gritstone or grit is a hard, coarse-grained, siliceous sandstone   

History
  
  

Origin
Brazil   
Pennines, England   

Discoverer
Unknown   
J.J. Ferber   

Etymology
from French néphéline, from Greek nephelē   
From Grit + Stone   

Class
Igneous Rocks   
Sedimentary Rocks   

Sub-Class
Durable Rock, Hard Rock   
Durable Rock, Hard Rock   

Family
  
  

Group
Plutonic   
Not Applicable   

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

Texture >>
<< Summary

Definition of Nephelinite and Gritstone

The general Nephelinite and Gritstone definition can be stated as: Nephelinite is a fine-grained or aphanitic igneous rock made up almost entirely of nepheline and clinopyroxene (variety augite).. On the other hand, Gritstone or grit is a hard, coarse-grained, siliceous sandstone. Along with definition of Nephelinite and Gritstone, get to know about Properties of Nephelinite and Gritstone. Get to know more information about Nephelinite and Gritstone origin and discoverer, etymology and class.

Compare Igneous Rocks

History of Nephelinite and Gritstone

The history of Nephelinite and Gritstone 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.

Nephelinite and Gritstone Origin and Discoverer

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

Etymology of Nephelinite and Gritstone

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

For Nephelinite,

For Gritstone,

Igneous Rocks

Igneous Rocks

» More Igneous Rocks

Compare Igneous Rocks

» More Compare Igneous Rocks