Chalk and Appinite Definition

Definition of Chalk and Appinite

The general Chalk and Appinite definition can be stated as: Chalk is a soft, white, powdery limestone consisting mainly of fossil shells of foraminifers. On the other hand, Appinite is an igneous rock in which the crystals are so fine grained that individual minerals cannot be easily distinguished. Along with definition of Chalk and Appinite, get to know about Properties of Chalk and Appinite. Get to know more information about Chalk and Appinite origin and discoverer, etymology and class.

History of Chalk and Appinite

The history of Chalk and Appinite 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 Appinite Origin and Discoverer

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

Etymology of Chalk and Appinite

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

For Chalk,

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

For Appinite,

• Sub-class: Durable Rock and Medium Hardness Rock
• Group: Plutonic
• Other Categories: Coarse grained rock, Fine grained rock and Opaque rock