Chalk and Migmatite Definition

Definition of Chalk and Migmatite

The general Chalk and Migmatite definition can be stated as: Chalk is a soft, white, powdery limestone consisting mainly of fossil shells of foraminifers. On the other hand, Migmatite is typically a granitic rock within a metamorphic host rock which is composed of two intermingled but distinguishable components. Along with definition of Chalk and Migmatite, get to know about Properties of Chalk and Migmatite. Get to know more information about Chalk and Migmatite origin and discoverer, etymology and class.

History of Chalk and Migmatite

The history of Chalk and Migmatite 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 Migmatite Origin and Discoverer

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

Etymology of Chalk and Migmatite

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

For Chalk,

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

For Migmatite,

• Sub-class: Durable Rock and Medium Hardness Rock
• Group: Not applicable
• Other Categories: Coarse grained rock, Fine grained rock, Medium grained rock and Opaque rock