Home

Igneous Rocks + -

Fossil Rocks + -

Metamorphic Rocks + -

Durable Rocks + -

Medium Grained Rocks + -

Compare Rocks


Shonkinite and Variolite Definition


Variolite and Shonkinite Definition


Definition

Definition
Shonkinite is a rare, dark-coloured and intrusive igneous rock which contains augite and orthoclase feldspar as its primary constituents   
Variolites are a group of dark green basic igneous rocks which exhibit pale colored spots, or spherules, especially on weathered surfaces, that give them a pockmarked appearance   

History
  
  

Origin
USA   
France   

Discoverer
Unknown   
Unknown   

Etymology
From the name of Shonkin Sag ranges in the Highwood Mountains of north-central Montana, US   
From Latin varius, speckled, variegated   

Class
Igneous Rocks   
Igneous Rocks   

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

Family
  
  

Group
Not Applicable   
Volcanic   

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

Texture >>
<< Summary

Definition of Shonkinite and Variolite

The general Shonkinite and Variolite definition can be stated as: Shonkinite is a rare, dark-coloured and intrusive igneous rock which contains augite and orthoclase feldspar as its primary constituents. On the other hand, Variolites are a group of dark green basic igneous rocks which exhibit pale colored spots, or spherules, especially on weathered surfaces, that give them a pockmarked appearance. Along with definition of Shonkinite and Variolite, get to know about Properties of Shonkinite and Variolite. Get to know more information about Shonkinite and Variolite origin and discoverer, etymology and class.

Compare Igneous Rocks

History of Shonkinite and Variolite

The history of Shonkinite and Variolite 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.

Shonkinite and Variolite Origin and Discoverer

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

Etymology of Shonkinite and Variolite

Along with Shonkinite and Variolite definition, know more about the etymology of Shonkinite and Variolite. Etymology of Shonkinite and Variolite gives information about origin and formation of a particular rock. Know more about Formation of Shonkinite and Formation of Variolite. The etymology of Shonkinite is From the name of Shonkin Sag ranges in the Highwood Mountains of north-central Montana, US while that of Variolite is From the name of Shonkin Sag ranges in the Highwood Mountains of north-central Montana, US. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Shonkinite and Variolite belong to Igneous Rocks. The sub-class, group and other categories of Shonkinite and Variolite are listed below.

For Shonkinite,

For Variolite,

Igneous Rocks

Igneous Rocks

» More Igneous Rocks

Compare Igneous Rocks

» More Compare Igneous Rocks