Marl and Picrite Definition

Definition of Marl and Picrite

The general Marl and Picrite definition can be stated as: Marl is an unconsolidated sedimentary rock consisting of clay and lime. On the other hand, Picrite is a variety of high-magnesium olivine basalt that is very rich in the mineral olivine. Along with definition of Marl and Picrite, get to know about Properties of Marl and Picrite. Get to know more information about Marl and Picrite origin and discoverer, etymology and class.

History of Marl and Picrite

The history of Marl and Picrite 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 Picrite Origin and Discoverer

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

Etymology of Marl and Picrite

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

For Marl,

• Sub-class: Durable Rock and Soft Rock
• Group:
• Other Categories: Fine grained rock and Opaque rock

For Picrite,

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