Phyllite and Basalt Definition

Definition of Phyllite and Basalt

The general Phyllite and Basalt definition can be stated as: Phyllite is a fine-grained metamorphic rock with a well-developed laminar structure, and is intermediate between slate and schist rocks. On the other hand, Basalt is a common extrusive igneous rock formed by the rapid cooling of basaltic lava exposed at or very near the surface of Earth. Along with definition of Phyllite and Basalt, get to know about Properties of Phyllite and Basalt. Get to know more information about Phyllite and Basalt origin and discoverer, etymology and class.

History of Phyllite and Basalt

The history of Phyllite and Basalt 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.

Phyllite and Basalt Origin and Discoverer

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

Etymology of Phyllite and Basalt

Along with Phyllite and Basalt definition, know more about the etymology of Phyllite and Basalt. Etymology of Phyllite and Basalt gives information about origin and formation of a particular rock. Know more about Formation of Phyllite and Formation of Basalt. The etymology of Phyllite is From Greek phullon leaf + -ite1 while that of Basalt is From Greek phullon leaf + -ite1. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Phyllite belongs to Metamorphic Rocks while Basalt belongs to Igneous Rocks. The sub-class, group and other categories of Phyllite and Basalt are listed below.

For Phyllite,

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

For Basalt,

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