Picrite and Arkose Definition

Definition of Picrite and Arkose

The general Picrite and Arkose definition can be stated as: Picrite is a variety of high-magnesium olivine basalt that is very rich in the mineral olivine. On the other hand, Arkose is a sedimentary rock, specifically a type of sandstone containing at least 25% feldspar. Along with definition of Picrite and Arkose, get to know about Properties of Picrite and Arkose. Get to know more information about Picrite and Arkose origin and discoverer, etymology and class.

History of Picrite and Arkose

The history of Picrite and Arkose 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.

Picrite and Arkose Origin and Discoverer

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

Etymology of Picrite and Arkose

Along with Picrite and Arkose definition, know more about the etymology of Picrite and Arkose. Etymology of Picrite and Arkose gives information about origin and formation of a particular rock. Know more about Formation of Picrite and Formation of Arkose. The etymology of Picrite is From Greek pikros bitter + -ite, 19th century while that of Arkose is From Greek pikros bitter + -ite, 19th century. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Picrite belongs to Igneous Rocks while Arkose belongs to Sedimentary Rocks. The sub-class, group and other categories of Picrite and Arkose are listed below.

For Picrite,

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

For Arkose,

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