Foidolite and Felsite Definition

Definition of Foidolite and Felsite

The general Foidolite and Felsite 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, Felsite is a very fine grained volcanic rock that may or may not contain larger crystals and light colored rock that typically requires petrographic examination or chemical analysis for more precise definition. Along with definition of Foidolite and Felsite, get to know about Properties of Foidolite and Felsite. Get to know more information about Foidolite and Felsite origin and discoverer, etymology and class.

History of Foidolite and Felsite

The history of Foidolite and Felsite 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 Felsite Origin and Discoverer

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

Etymology of Foidolite and Felsite

Along with Foidolite and Felsite definition, know more about the etymology of Foidolite and Felsite. Etymology of Foidolite and Felsite gives information about origin and formation of a particular rock. Know more about Formation of Foidolite and Formation of Felsite. The etymology of Foidolite is From the mineral feldspathoid which is the main content of rock while that of Felsite 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 Felsite belong to Igneous Rocks. The sub-class, group and other categories of Foidolite and Felsite 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 Felsite,

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