Chalk and Pyroxenite Definition

Definition of Chalk and Pyroxenite

The general Chalk and Pyroxenite definition can be stated as: Chalk is a soft, white, powdery limestone consisting mainly of fossil shells of foraminifers. On the other hand, Pyroxenite is a dark, greenish, granular intrusive igneous rock consisting mainly of pyroxenes and olivine. Along with definition of Chalk and Pyroxenite, get to know about Properties of Chalk and Pyroxenite. Get to know more information about Chalk and Pyroxenite origin and discoverer, etymology and class.

History of Chalk and Pyroxenite

The history of Chalk and Pyroxenite 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 Pyroxenite Origin and Discoverer

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

Etymology of Chalk and Pyroxenite

Along with Chalk and Pyroxenite definition, know more about the etymology of Chalk and Pyroxenite. Etymology of Chalk and Pyroxenite gives information about origin and formation of a particular rock. Know more about Formation of Chalk and Formation of Pyroxenite. 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 Pyroxenite 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 Pyroxenite belongs to Igneous Rocks. The sub-class, group and other categories of Chalk and Pyroxenite are listed below.

For Chalk,

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

For Pyroxenite,

• Sub-class: Durable Rock and Hard Rock
• Group: Plutonic
• Other Categories: Coarse grained rock and Opaque rock