Foidolite and Shoshonite Definition

Definition of Foidolite and Shoshonite

The general Foidolite and Shoshonite definition can be stated as: Foidolite is a rare type of coarse-grained intrusive igneous rock with a feldspathoid mineral content greater than 60%. 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 Foidolite and Shoshonite, get to know about Properties of Foidolite and Shoshonite. Get to know more information about Foidolite and Shoshonite origin and discoverer, etymology and class.

History of Foidolite and Shoshonite

The history of Foidolite 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.

Foidolite and Shoshonite Origin and Discoverer

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

Etymology of Foidolite and Shoshonite

Along with Foidolite and Shoshonite definition, know more about the etymology of Foidolite and Shoshonite. Etymology of Foidolite and Shoshonite gives information about origin and formation of a particular rock. Know more about Formation of Foidolite and Formation of Shoshonite. The etymology of Foidolite is From the mineral feldspathoid which is the main content of rock while that of Shoshonite is From the mineral feldspathoid which is the main content of rock. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Foidolite and Shoshonite belong to Igneous Rocks. The sub-class, group and other categories of Foidolite and Shoshonite are listed below.

For Foidolite,

• Sub-class: Durable Rock and Soft Rock
• Group: Plutonic
• Other Categories: Coarse grained rock, Fine grained rock, Medium 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