Dunite and Porphyry Definition

Definition of Dunite and Porphyry

The general Dunite and Porphyry definition can be stated as: Dunite is a green to brownish coarse-grained igneous rock mainly consisting of olivine. On the other hand, Porphyry is a reddish-brown to purple igneous rock containing large phenocrysts of various minerals embedded in a fine-grained matrix. Along with definition of Dunite and Porphyry, get to know about Properties of Dunite and Porphyry. Get to know more information about Dunite and Porphyry origin and discoverer, etymology and class.

History of Dunite and Porphyry

The history of Dunite and Porphyry 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 Porphyry Origin and Discoverer

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

Etymology of Dunite and Porphyry

Along with Dunite and Porphyry definition, know more about the etymology of Dunite and Porphyry. Etymology of Dunite and Porphyry gives information about origin and formation of a particular rock. Know more about Formation of Dunite and Formation of Porphyry. The etymology of Dunite is From the name of Dun Mountain, New Zealand, + -ite1 while that of Porphyry 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 and Porphyry belong to Igneous Rocks. The sub-class, group and other categories of Dunite and Porphyry are listed below.

For Dunite,

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

For Porphyry,

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