Porphyry and Soapstone Definition

Definition of Porphyry and Soapstone

The general Porphyry and Soapstone 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, It is a metamorphic magnesium rich rock because it is composed of the mineral talc. Along with definition of Porphyry and Soapstone, get to know about Properties of Porphyry and Soapstone. Get to know more information about Porphyry and Soapstone origin and discoverer, etymology and class.

History of Porphyry and Soapstone

The history of Porphyry and Soapstone 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 Soapstone Origin and Discoverer

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

Etymology of Porphyry and Soapstone

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

For Porphyry,

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

For Soapstone,

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