Marl and Greywacke Definition

Definition of Marl and Greywacke

The general Marl and Greywacke definition can be stated as: Marl is an unconsolidated sedimentary rock consisting of clay and lime. On the other hand, Greywacke is defined as a dark coarse-grained sandstone rock which contains more than 15 per cent clay. Along with definition of Marl and Greywacke, get to know about Properties of Marl and Greywacke. Get to know more information about Marl and Greywacke origin and discoverer, etymology and class.

History of Marl and Greywacke

The history of Marl and Greywacke 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 Greywacke Origin and Discoverer

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

Etymology of Marl and Greywacke

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

For Marl,

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

For Greywacke,

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