Pyrolite and Shoshonite Definition

Definition of Pyrolite and Shoshonite

The general Pyrolite and Shoshonite definition can be stated as: Pyrolite is an igneous rock consisting of about three parts of peridotite and one part of basalt. 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 Pyrolite and Shoshonite, get to know about Properties of Pyrolite and Shoshonite. Get to know more information about Pyrolite and Shoshonite origin and discoverer, etymology and class.

History of Pyrolite and Shoshonite

The history of Pyrolite 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.

Pyrolite and Shoshonite Origin and Discoverer

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

Etymology of Pyrolite and Shoshonite

Along with Pyrolite and Shoshonite definition, know more about the etymology of Pyrolite and Shoshonite. Etymology of Pyrolite and Shoshonite gives information about origin and formation of a particular rock. Know more about Formation of Pyrolite and Formation of Shoshonite. The etymology of Pyrolite is From the chemical and mineralogical composition of the upper mantle of the Earth while that of Shoshonite is From the chemical and mineralogical composition of the upper mantle of the Earth. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Pyrolite and Shoshonite belong to Igneous Rocks. The sub-class, group and other categories of Pyrolite and Shoshonite are listed below.

For Pyrolite,

• Sub-class: Durable Rock and Medium Hardness Rock
• Group: Plutonic
• Other Categories: Coarse 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