Porphyry and Felsite Definition

Definition of Porphyry and Felsite

The general Porphyry and Felsite 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, Felsite is a very fine grained volcanic rock that may or may not contain larger crystals and light colored rock that typically requires petrographic examination or chemical analysis for more precise definition. Along with definition of Porphyry and Felsite, get to know about Properties of Porphyry and Felsite. Get to know more information about Porphyry and Felsite origin and discoverer, etymology and class.

History of Porphyry and Felsite

The history of Porphyry and Felsite 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 Felsite Origin and Discoverer

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

Etymology of Porphyry and Felsite

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

For Porphyry,

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

For Felsite,

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