Porphyry and Theralite Definition

Definition of Porphyry and Theralite

The general Porphyry and Theralite 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, Theralite is a plutonic hylocrystalline igneous rock consisting of augite, olivine, calcic plagioclase and nepheline. Along with definition of Porphyry and Theralite, get to know about Properties of Porphyry and Theralite. Get to know more information about Porphyry and Theralite origin and discoverer, etymology and class.

History of Porphyry and Theralite

The history of Porphyry and Theralite 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 Theralite Origin and Discoverer

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

Etymology of Porphyry and Theralite

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

For Porphyry,

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

For Theralite,

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