Porphyry and Cataclasite Definition

Definition of Porphyry and Cataclasite

The general Porphyry and Cataclasite definition can be stated as: Porphyry is a reddish-brown to purple igneous rock containing large phenocrysts of various minerals embedded in a fine-grained matrix. On the other hand, Cataclasite is a type of cataclastic rock that is formed by fracturing and comminution during faulting. It is normally cohesive and non-foliated, consisting of angular clasts in a finer-grained matrix. Along with definition of Porphyry and Cataclasite, get to know about Properties of Porphyry and Cataclasite. Get to know more information about Porphyry and Cataclasite origin and discoverer, etymology and class.

History of Porphyry and Cataclasite

The history of Porphyry and Cataclasite 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.

Porphyry and Cataclasite Origin and Discoverer

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

Etymology of Porphyry and Cataclasite

Along with Porphyry and Cataclasite definition, know more about the etymology of Porphyry and Cataclasite. Etymology of Porphyry and Cataclasite gives information about origin and formation of a particular rock. Know more about Formation of Porphyry and Formation of Cataclasite. The etymology of Porphyry is From Old French porfire, from Italian porfiro and in some cases directly from Latin porphyrites while that of Cataclasite is From Old French porfire, from Italian porfiro and in some cases directly from Latin porphyrites. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Porphyry belongs to Igneous Rocks while Cataclasite belongs to Metamorphic Rocks. The sub-class, group and other categories of Porphyry and Cataclasite are listed below.

For Porphyry,

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

For Cataclasite,

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