Porphyry and Trachyandesite Definition

Definition of Porphyry and Trachyandesite

The general Porphyry and Trachyandesite 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, Trachyandesite is an extrusive igneous rock.. Along with definition of Porphyry and Trachyandesite, get to know about Properties of Porphyry and Trachyandesite. Get to know more information about Porphyry and Trachyandesite origin and discoverer, etymology and class.

History of Porphyry and Trachyandesite

The history of Porphyry and Trachyandesite 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 Trachyandesite Origin and Discoverer

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

Etymology of Porphyry and Trachyandesite

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

For Porphyry,

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

For Trachyandesite,

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