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Variolite
Variolite

Shonkinite
Shonkinite



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Shonkinite

Variolite and Shonkinite Definition

1 Definition
1.1 Definition
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
Shonkinite is a rare, dark-coloured and intrusive igneous rock which contains augite and orthoclase feldspar as its primary constituents
1.2 History
1.2.1 Origin
France
USA
1.2.2 Discoverer
Unknown
Unknown
1.3 Etymology
From Latin varius, speckled, variegated
From the name of Shonkin Sag ranges in the Highwood Mountains of north-central Montana, US
1.4 Class
Igneous Rocks
Igneous Rocks
1.4.1 Sub-Class
Durable Rock, Hard Rock
Durable Rock, Medium Hardness Rock
1.5 Family
1.5.1 Group
Volcanic
Not Applicable
1.6 Other Categories
Opaque Rock
Coarse Grained Rock, Fine Grained Rock, Medium Grained Rock, Opaque Rock

Definition of Variolite and Shonkinite

The general Variolite and Shonkinite definition can be stated as: 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. On the other hand, Shonkinite is a rare, dark-coloured and intrusive igneous rock which contains augite and orthoclase feldspar as its primary constituents. Along with definition of Variolite and Shonkinite, get to know about Properties of Variolite and Shonkinite. Get to know more information about Variolite and Shonkinite origin and discoverer, etymology and class.

History of Variolite and Shonkinite

The history of Variolite and Shonkinite 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.

Variolite and Shonkinite Origin and Discoverer

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

Etymology of Variolite and Shonkinite

Along with Variolite and Shonkinite definition, know more about the etymology of Variolite and Shonkinite. Etymology of Variolite and Shonkinite gives information about origin and formation of a particular rock. Know more about Formation of Variolite and Formation of Shonkinite. The etymology of Variolite is From Latin varius, speckled, variegated while that of Shonkinite is From Latin varius, speckled, variegated. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Variolite and Shonkinite belong to Igneous Rocks. The sub-class, group and other categories of Variolite and Shonkinite are listed below.

For Variolite,

  • Sub-class: Durable Rock and Hard Rock
  • Group: Volcanic
  • Other Categories: Opaque rock

For Shonkinite,

  • Sub-class: Durable Rock and Medium Hardness Rock
  • Group: Not applicable
  • Other Categories: Coarse grained rock, Fine grained rock, Medium grained rock and Opaque rock