Phyllite and Chalk Definition

Definition of Phyllite and Chalk

The general Phyllite and Chalk 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, Chalk is a soft, white, powdery limestone consisting mainly of fossil shells of foraminifers. Along with definition of Phyllite and Chalk, get to know about Properties of Phyllite and Chalk. Get to know more information about Phyllite and Chalk origin and discoverer, etymology and class.

History of Phyllite and Chalk

The history of Phyllite and Chalk 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 Chalk Origin and Discoverer

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

Etymology of Phyllite and Chalk

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

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