Argillite and Porphyry Definition

Argillite

Porphyry

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Definition

Origin

Discoverer

Etymology

Class

Sub-Class

Group

Other Categories

Argillites are highly compact sedimentary or slightly metamorphosed rocks that consist largely or wholly of particles of clay or silt but lack the fissility of shale or the cleavage characteristic of slate

Unknown

From Latin Argilla (clay) and -ite in English which became agrilla+ -ite = Argillite

Sedimentary Rocks

Durable Rock, Soft Rock

Fine Grained Rock, Opaque Rock

Porphyry is a reddish-brown to purple igneous rock containing large phenocrysts of various minerals embedded in a fine-grained matrix

Egypt

Unknown

From Old French porfire, from Italian porfiro and in some cases directly from Latin porphyrites

Igneous Rocks

Durable Rock, Hard Rock

Plutonic

Fine Grained Rock, Opaque Rock

Definition of Argillite and Porphyry

The general Argillite and Porphyry definition can be stated as: . On the other hand, . Along with definition of Argillite and Porphyry, get to know about Argillite vs Porphyry. Get to know more information about Argillite and Porphyry origin and discoverer, etymology and class.

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History of Argillite and Porphyry

The history of Argillite 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.

Argillite and Porphyry Origin and Discoverer

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

Etymology of Argillite and Porphyry

Along with Argillite and Porphyry definition, know more about the etymology of Argillite and Porphyry. Etymology of Argillite and Porphyry gives information about origin and formation of a particular rock. Know more about Formation of Argillite and Formation of Porphyry. The etymology of Argillite is while that of Porphyry is . The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Argillite and Porphyry belong to . The sub-class, group and other categories of Argillite and Porphyry are listed below.

For Argillite,