Diorite and Porphyry Definition

Definition of Diorite and Porphyry

The general Diorite and Porphyry definition can be stated as: Diorite is a grey to dark-grey intermediate intrusive igneous rock composed principally of plagioclase feldspar,biotite, hornblende, and pyroxene. 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 Diorite and Porphyry, get to know about Properties of Diorite and Porphyry. Get to know more information about Diorite and Porphyry origin and discoverer, etymology and class.

History of Diorite and Porphyry

The history of Diorite 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.

Diorite and Porphyry Origin and Discoverer

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

Etymology of Diorite and Porphyry

Along with Diorite and Porphyry definition, know more about the etymology of Diorite and Porphyry. Etymology of Diorite and Porphyry gives information about origin and formation of a particular rock. Know more about Formation of Diorite and Formation of Porphyry. The etymology of Diorite is From early 19th century coined in French, formed irregularly from Greek diorizein distinguish while that of Porphyry is From early 19th century coined in French, formed irregularly from Greek diorizein distinguish. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Diorite and Porphyry belong to Igneous Rocks. The sub-class, group and other categories of Diorite and Porphyry are listed below.

For Diorite,

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

For Porphyry,

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