Chalk and Phyllite Definition

Definition of Chalk and Phyllite

The general Chalk and Phyllite definition can be stated as: Chalk is a soft, white, powdery limestone consisting mainly of fossil shells of foraminifers. On the other hand, Phyllite is a fine-grained metamorphic rock with a well-developed laminar structure, and is intermediate between slate and schist rocks. Along with definition of Chalk and Phyllite, get to know about Properties of Chalk and Phyllite. Get to know more information about Chalk and Phyllite origin and discoverer, etymology and class.

History of Chalk and Phyllite

The history of Chalk and Phyllite 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 Phyllite Origin and Discoverer

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

Etymology of Chalk and Phyllite

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

For Chalk,

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

For Phyllite,

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