Arkose and Theralite Definition

Definition of Arkose and Theralite

The general Arkose and Theralite definition can be stated as: Arkose is a sedimentary rock, specifically a type of sandstone containing at least 25% feldspar. On the other hand, Theralite is a plutonic hylocrystalline igneous rock consisting of augite, olivine, calcic plagioclase and nepheline. Along with definition of Arkose and Theralite, get to know about Properties of Arkose and Theralite. Get to know more information about Arkose and Theralite origin and discoverer, etymology and class.

History of Arkose and Theralite

The history of Arkose 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.

Arkose and Theralite Origin and Discoverer

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

Etymology of Arkose and Theralite

Along with Arkose and Theralite definition, know more about the etymology of Arkose and Theralite. Etymology of Arkose and Theralite gives information about origin and formation of a particular rock. Know more about Formation of Arkose and Formation of Theralite. The etymology of Arkose is From Auvergne region of France used by a French geologist Alexandre Brongniart in 1826 who applied this term to some feldspathic sandstones while that of Theralite is From Auvergne region of France used by a French geologist Alexandre Brongniart in 1826 who applied this term to some feldspathic sandstones. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Arkose belongs to Sedimentary Rocks while Theralite belongs to Igneous Rocks. The sub-class, group and other categories of Arkose and Theralite are listed below.

For Arkose,

• Sub-class: Durable Rock and Hard Rock
• Group: Not applicable
• Other Categories: Coarse grained rock and Opaque rock

For Theralite,

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