Granodiorite and Porphyry Definition

Definition of Granodiorite and Porphyry

The general Granodiorite and Porphyry definition can be stated as: Granodiorite is a coarse-grained intrusive igneous rock containing quartz and plagioclase, and which has composition in between granite and diorite. 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 Granodiorite and Porphyry, get to know about Properties of Granodiorite and Porphyry. Get to know more information about Granodiorite and Porphyry origin and discoverer, etymology and class.

History of Granodiorite and Porphyry

The history of Granodiorite 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.

Granodiorite and Porphyry Origin and Discoverer

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

Etymology of Granodiorite and Porphyry

Along with Granodiorite and Porphyry definition, know more about the etymology of Granodiorite and Porphyry. Etymology of Granodiorite and Porphyry gives information about origin and formation of a particular rock. Know more about Formation of Granodiorite and Formation of Porphyry. The etymology of Granodiorite is From granite + diorite while that of Porphyry is From granite + diorite. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Granodiorite and Porphyry belong to Igneous Rocks. The sub-class, group and other categories of Granodiorite and Porphyry are listed below.

For Granodiorite,

• Sub-class: Durable Rock and Medium Hardness 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