Porphyry and Marble Definition

Definition of Porphyry and Marble

The general Porphyry and Marble 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, Marble is a non-foliated metamorphic rock which is composed of recrystallized carbonate which is formed when limestone is exposed to high temperatures and pressures over a long time. Along with definition of Porphyry and Marble, get to know about Properties of Porphyry and Marble. Get to know more information about Porphyry and Marble origin and discoverer, etymology and class.

History of Porphyry and Marble

The history of Porphyry and Marble 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 Marble Origin and Discoverer

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

Etymology of Porphyry and Marble

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

For Porphyry,

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

For Marble,

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