Chalk and Greenschist Definition

Definition of Chalk and Greenschist

The general Chalk and Greenschist definition can be stated as: Chalk is a soft, white, powdery limestone consisting mainly of fossil shells of foraminifers. On the other hand, Greenschist is a metamorphic rock that is formed under lowest temperatures and pressures and is usually produced by regional metamorphism. Along with definition of Chalk and Greenschist, get to know about Properties of Chalk and Greenschist. Get to know more information about Chalk and Greenschist origin and discoverer, etymology and class.

History of Chalk and Greenschist

The history of Chalk and Greenschist 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.

Chalk and Greenschist Origin and Discoverer

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

Etymology of Chalk and Greenschist

Along with Chalk and Greenschist definition, know more about the etymology of Chalk and Greenschist. Etymology of Chalk and Greenschist gives information about origin and formation of a particular rock. Know more about Formation of Chalk and Formation of Greenschist. The etymology of Chalk is From old English cealc chalk, lime, plaster; pebble, from Greek khalix small pebble, in English transferred to the opaque, white, soft limestone while that of Greenschist is From old English cealc chalk, lime, plaster; pebble, from Greek khalix small pebble, in English transferred to the opaque, white, soft limestone. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Chalk belongs to Sedimentary Rocks while Greenschist belongs to Metamorphic Rocks. The sub-class, group and other categories of Chalk and Greenschist are listed below.

For Chalk,

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

For Greenschist,

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