Sandstone and Porphyry Definition

Definition of Sandstone and Porphyry

The general Sandstone and Porphyry definition can be stated as: Sandstone is defined as a rock which is composed of sand-sized grains of various minerals mostly of uniform size and often are smooth and rounded. 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 Sandstone and Porphyry, get to know about Properties of Sandstone and Porphyry. Get to know more information about Sandstone and Porphyry origin and discoverer, etymology and class.

History of Sandstone and Porphyry

The history of Sandstone 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.

Sandstone and Porphyry Origin and Discoverer

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

Etymology of Sandstone and Porphyry

Along with Sandstone and Porphyry definition, know more about the etymology of Sandstone and Porphyry. Etymology of Sandstone and Porphyry gives information about origin and formation of a particular rock. Know more about Formation of Sandstone and Formation of Porphyry. The etymology of Sandstone is From its composition, sand and stone while that of Porphyry is From its composition, sand and stone. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Sandstone belongs to Sedimentary Rocks while Porphyry belongs to Igneous Rocks. The sub-class, group and other categories of Sandstone and Porphyry are listed below.

For Sandstone,

• Sub-class: Durable Rock and Hard Rock
• Group: Not applicable
• Other Categories: Coarse grained rock, 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