Porphyry and Blue Granite Definition

Definition of Porphyry and Blue Granite

The general Porphyry and Blue Granite 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, Blue Granite is an igneous rock and a variety of Larvikite, notable for the presence of thumbnail-sized blue crystals of feldspar. Along with definition of Porphyry and Blue Granite, get to know about Properties of Porphyry and Blue Granite. Get to know more information about Porphyry and Blue Granite origin and discoverer, etymology and class.

History of Porphyry and Blue Granite

The history of Porphyry and Blue Granite 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 Blue Granite Origin and Discoverer

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

Etymology of Porphyry and Blue Granite

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

For Porphyry,

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

For Blue Granite,

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