Pumice and Porphyry Definition

Definition of Pumice and Porphyry

The general Pumice and Porphyry definition can be stated as: Pumice is a volcanic rock that consists of highly vesicular rough textured volcanic glass, which may or may not contain crystals. On the other hand, Porphyry is a reddish-brown to purple igneous rock containing large phenocrysts of various minerals embedded in a fine-grained matrix. Along with definition of Pumice and Porphyry, get to know about Properties of Pumice and Porphyry. Get to know more information about Pumice and Porphyry origin and discoverer, etymology and class.

History of Pumice and Porphyry

The history of Pumice and Porphyry 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.

Pumice and Porphyry Origin and Discoverer

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

Etymology of Pumice and Porphyry

Along with Pumice and Porphyry definition, know more about the etymology of Pumice and Porphyry. Etymology of Pumice and Porphyry gives information about origin and formation of a particular rock. Know more about Formation of Pumice and Formation of Porphyry. The etymology of Pumice is From Old French pomis, from a Latin dialect variant of pumex while that of Porphyry is From Old French pomis, from a Latin dialect variant of pumex. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Pumice and Porphyry belong to Igneous Rocks. The sub-class, group and other categories of Pumice and Porphyry are listed below.

For Pumice,

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

For Porphyry,

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