Arkose and Hornblendite Definition

Definition of Arkose and Hornblendite

The general Arkose and Hornblendite definition can be stated as: Arkose is a sedimentary rock, specifically a type of sandstone containing at least 25% feldspar. On the other hand, Hornblendite is a type of igneous plutonic rock consisting mainly of amphibole hornblende and is a type of Amphibolite rock. Along with definition of Arkose and Hornblendite, get to know about Properties of Arkose and Hornblendite. Get to know more information about Arkose and Hornblendite origin and discoverer, etymology and class.

History of Arkose and Hornblendite

The history of Arkose and Hornblendite 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 Hornblendite Origin and Discoverer

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

Etymology of Arkose and Hornblendite

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

For Arkose,

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

For Hornblendite,

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