Dunite and Shale Definition

Definition of Dunite and Shale

The general Dunite and Shale definition can be stated as: Dunite is a green to brownish coarse-grained igneous rock mainly consisting of olivine. On the other hand, Shale is a fine-grained sedimentary rock which is formed by the compaction of silt and clay-size mineral particles. Along with definition of Dunite and Shale, get to know about Properties of Dunite and Shale. Get to know more information about Dunite and Shale origin and discoverer, etymology and class.

History of Dunite and Shale

The history of Dunite and Shale 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.

Dunite and Shale Origin and Discoverer

Dunite and Shale definition gives us a brief idea about the two rocks. In some cases, the definition also gives summary about the Formation of Dunite and Shale. In this section, you will know about Dunite and Shale Origin and Discoverer. Origin of Dunite is New Zealand whereas Origin of Shale is Unknown. It is interesting to know the name of Dunite and Shale discoverer. The Discoverer of Dunite is Ferdinand von Hochstetter and the discoverer of Shale is Unknown.

Etymology of Dunite and Shale

Along with Dunite and Shale definition, know more about the etymology of Dunite and Shale. Etymology of Dunite and Shale gives information about origin and formation of a particular rock. Know more about Formation of Dunite and Formation of Shale. The etymology of Dunite is From the name of Dun Mountain, New Zealand, + -ite1 while that of Shale is From the name of Dun Mountain, New Zealand, + -ite1. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Dunite belongs to Igneous Rocks while Shale belongs to Sedimentary Rocks. The sub-class, group and other categories of Dunite and Shale are listed below.

For Dunite,

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

For Shale,

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