Felsite and Theralite Definition

Definition of Felsite and Theralite

The general Felsite and Theralite definition can be stated as: 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. On the other hand, Theralite is a plutonic hylocrystalline igneous rock consisting of augite, olivine, calcic plagioclase and nepheline. Along with definition of Felsite and Theralite, get to know about Properties of Felsite and Theralite. Get to know more information about Felsite and Theralite origin and discoverer, etymology and class.

History of Felsite and Theralite

The history of Felsite and Theralite 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.

Felsite and Theralite Origin and Discoverer

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

Etymology of Felsite and Theralite

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

For Felsite,

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

For Theralite,

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