Chalk and Siltstone Definition

Definition of Chalk and Siltstone

The general Chalk and Siltstone definition can be stated as: Chalk is a soft, white, powdery limestone consisting mainly of fossil shells of foraminifers. On the other hand, Siltstone can be defined as a fine-grained sedimentary rock which mainly consists of consolidated silt. Along with definition of Chalk and Siltstone, get to know about Properties of Chalk and Siltstone. Get to know more information about Chalk and Siltstone origin and discoverer, etymology and class.

History of Chalk and Siltstone

The history of Chalk and Siltstone 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 Siltstone Origin and Discoverer

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

Etymology of Chalk and Siltstone

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

For Chalk,

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

For Siltstone,

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