Chalk and Pumice Definition

Definition of Chalk and Pumice

The general Chalk and Pumice definition can be stated as: Chalk is a soft, white, powdery limestone consisting mainly of fossil shells of foraminifers. On the other hand, Pumice is a volcanic rock that consists of highly vesicular rough textured volcanic glass, which may or may not contain crystals. Along with definition of Chalk and Pumice, get to know about Properties of Chalk and Pumice. Get to know more information about Chalk and Pumice origin and discoverer, etymology and class.

History of Chalk and Pumice

The history of Chalk and Pumice 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 Pumice Origin and Discoverer

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

Etymology of Chalk and Pumice

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

For Chalk,

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

For Pumice,

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