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Picrite
Picrite

Shoshonite
Shoshonite



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Picrite and Shoshonite Definition

1 Definition
1.1 Definition
Picrite is a variety of high-magnesium olivine basalt that is very rich in the mineral olivine
Shoshonite is a basaltic rock, properly a potassic trachyandesite, composed of olivine, augite and plagioclase phenocrysts in a groundmass with calcic plagioclase and sanidine and some dark-colored volcanic glass
1.2 History
1.2.1 Origin
Hawaii Islands
Wyoming,USA
1.2.2 Discoverer
Unknown
Iddings
1.3 Etymology
From Greek pikros bitter + -ite, 19th century
From the place of origin called Shoshone riverin Wyoming
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
Volcanic
1.6 Other Categories
Fine Grained Rock, Opaque Rock
Coarse Grained Rock, Fine Grained Rock, Medium Grained Rock, Opaque Rock

Definition of Picrite and Shoshonite

The general Picrite and Shoshonite definition can be stated as: Picrite is a variety of high-magnesium olivine basalt that is very rich in the mineral olivine. On the other hand, Shoshonite is a basaltic rock, properly a potassic trachyandesite, composed of olivine, augite and plagioclase phenocrysts in a groundmass with calcic plagioclase and sanidine and some dark-colored volcanic glass. Along with definition of Picrite and Shoshonite, get to know about Properties of Picrite and Shoshonite. Get to know more information about Picrite and Shoshonite origin and discoverer, etymology and class.

History of Picrite and Shoshonite

The history of Picrite and Shoshonite 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.

Picrite and Shoshonite Origin and Discoverer

Picrite and Shoshonite definition gives us a brief idea about the two rocks. In some cases, the definition also gives summary about the Formation of Picrite and Shoshonite. In this section, you will know about Picrite and Shoshonite Origin and Discoverer. Origin of Picrite is Hawaii Islands whereas Origin of Shoshonite is Wyoming,USA. It is interesting to know the name of Picrite and Shoshonite discoverer. The Discoverer of Picrite is Unknown and the discoverer of Shoshonite is Iddings.

Etymology of Picrite and Shoshonite

Along with Picrite and Shoshonite definition, know more about the etymology of Picrite and Shoshonite. Etymology of Picrite and Shoshonite gives information about origin and formation of a particular rock. Know more about Formation of Picrite and Formation of Shoshonite. The etymology of Picrite is From Greek pikros bitter + -ite, 19th century while that of Shoshonite is From Greek pikros bitter + -ite, 19th century. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Picrite and Shoshonite belong to Igneous Rocks. The sub-class, group and other categories of Picrite and Shoshonite are listed below.

For Picrite,

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

For Shoshonite,

  • Sub-class: Durable Rock and Medium Hardness Rock
  • Group: Volcanic
  • Other Categories: Coarse grained rock, Fine grained rock, Medium grained rock and Opaque rock