Porphyry and Blueschist Definition

Definition of Porphyry and Blueschist

The general Porphyry and Blueschist 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, Blueschist is a metamorphic rock which is generally blue in color and is formed under conditions of high pressure and low temperature. Along with definition of Porphyry and Blueschist, get to know about Properties of Porphyry and Blueschist. Get to know more information about Porphyry and Blueschist origin and discoverer, etymology and class.

History of Porphyry and Blueschist

The history of Porphyry and Blueschist 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 Blueschist Origin and Discoverer

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

Etymology of Porphyry and Blueschist

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

For Porphyry,

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

For Blueschist,

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