Marl and Chalk Definition

Definition of Marl and Chalk

The general Marl and Chalk definition can be stated as: Marl is an unconsolidated sedimentary rock consisting of clay and lime. On the other hand, Chalk is a soft, white, powdery limestone consisting mainly of fossil shells of foraminifers. Along with definition of Marl and Chalk, get to know about Properties of Marl and Chalk. Get to know more information about Marl and Chalk origin and discoverer, etymology and class.

History of Marl and Chalk

The history of Marl 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.

Marl and Chalk Origin and Discoverer

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

Etymology of Marl and Chalk

Along with Marl and Chalk definition, know more about the etymology of Marl and Chalk. Etymology of Marl and Chalk gives information about origin and formation of a particular rock. Know more about Formation of Marl and Formation of Chalk. The etymology of Marl is From Old French marle, from Late Latin marglia while that of Chalk is From Old French marle, from Late Latin marglia. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Marl and Chalk belong to Sedimentary Rocks. The sub-class, group and other categories of Marl and Chalk are listed below.

For Marl,

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

For Chalk,

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