Porphyry and Claystone Definition

Definition of Porphyry and Claystone

The general Porphyry and Claystone 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, Claystone is a fine-grained, dark gray to pink sedimentary rock which mainly consists of compacted and hardened clay. Along with definition of Porphyry and Claystone, get to know about Properties of Porphyry and Claystone. Get to know more information about Porphyry and Claystone origin and discoverer, etymology and class.

History of Porphyry and Claystone

The history of Porphyry and Claystone 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 Claystone Origin and Discoverer

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

Etymology of Porphyry and Claystone

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

For Porphyry,

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

For Claystone,

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