Schist and Chalk Definition

Definition of Schist and Chalk

The general Schist and Chalk definition can be stated as: Schist is a medium grade metamorphic rock with medium to large, flat, sheet like grains in a preferred orientation. On the other hand, Chalk is a soft, white, powdery limestone consisting mainly of fossil shells of foraminifers. Along with definition of Schist and Chalk, get to know about Properties of Schist and Chalk. Get to know more information about Schist and Chalk origin and discoverer, etymology and class.

History of Schist and Chalk

The history of Schist 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.

Schist and Chalk Origin and Discoverer

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

Etymology of Schist and Chalk

Along with Schist and Chalk definition, know more about the etymology of Schist and Chalk. Etymology of Schist and Chalk gives information about origin and formation of a particular rock. Know more about Formation of Schist and Formation of Chalk. The etymology of Schist is From French schiste, Greek skhistos i.e. split while that of Chalk is From French schiste, Greek skhistos i.e. split. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Schist belongs to Metamorphic Rocks while Chalk belongs to Sedimentary Rocks. The sub-class, group and other categories of Schist and Chalk are listed below.

For Schist,

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

For Chalk,

• Sub-class: Durable Rock and Soft Rock
• Group:
• Other Categories: Fine grained rock and Opaque rock