Arkose and Phyllite Definition

Definition of Arkose and Phyllite

The general Arkose and Phyllite definition can be stated as: Arkose is a sedimentary rock, specifically a type of sandstone containing at least 25% feldspar. On the other hand, Phyllite is a fine-grained metamorphic rock with a well-developed laminar structure, and is intermediate between slate and schist rocks. Along with definition of Arkose and Phyllite, get to know about Properties of Arkose and Phyllite. Get to know more information about Arkose and Phyllite origin and discoverer, etymology and class.

History of Arkose and Phyllite

The history of Arkose and Phyllite 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 Phyllite Origin and Discoverer

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

Etymology of Arkose and Phyllite

Along with Arkose and Phyllite definition, know more about the etymology of Arkose and Phyllite. Etymology of Arkose and Phyllite gives information about origin and formation of a particular rock. Know more about Formation of Arkose and Formation of Phyllite. 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 Phyllite 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 Phyllite belongs to Metamorphic Rocks. The sub-class, group and other categories of Arkose and Phyllite are listed below.

For Arkose,

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

For Phyllite,

• Sub-class: Durable Rock and Soft Rock
• Group: Not applicable
• Other Categories: Coarse grained rock, Fine grained rock, Medium grained rock and Opaque rock