Phyllite and Slate Definition

Definition of Phyllite and Slate

The general Phyllite and Slate 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, Slate is a fine-grained, foliated, homogeneous metamorphic rock derived from an original shale-type sedimentary rock composed of clay or volcanic ash through low-grade regional metamorphism. Along with definition of Phyllite and Slate, get to know about Properties of Phyllite and Slate. Get to know more information about Phyllite and Slate origin and discoverer, etymology and class.

History of Phyllite and Slate

The history of Phyllite and Slate 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 Slate Origin and Discoverer

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

Etymology of Phyllite and Slate

Along with Phyllite and Slate definition, know more about the etymology of Phyllite and Slate. Etymology of Phyllite and Slate gives information about origin and formation of a particular rock. Know more about Formation of Phyllite and Formation of Slate. The etymology of Phyllite is From Greek phullon leaf + -ite1 while that of Slate 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 and Slate belong to Metamorphic Rocks. The sub-class, group and other categories of Phyllite and Slate 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 Slate,

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