Trachyandesite and Chalk Definition

Definition of Trachyandesite and Chalk

The general Trachyandesite and Chalk definition can be stated as: Trachyandesite is an extrusive igneous rock.. On the other hand, Chalk is a soft, white, powdery limestone consisting mainly of fossil shells of foraminifers. Along with definition of Trachyandesite and Chalk, get to know about Properties of Trachyandesite and Chalk. Get to know more information about Trachyandesite and Chalk origin and discoverer, etymology and class.

History of Trachyandesite and Chalk

The history of Trachyandesite and Chalk 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.

Trachyandesite and Chalk Origin and Discoverer

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

Etymology of Trachyandesite and Chalk

Along with Trachyandesite and Chalk definition, know more about the etymology of Trachyandesite and Chalk. Etymology of Trachyandesite and Chalk gives information about origin and formation of a particular rock. Know more about Formation of Trachyandesite and Formation of Chalk. The etymology of Trachyandesite is From French trachyandésite, trachy + andésite andesite, a lava intermediate in composition between trachyte and andesite while that of Chalk is From French trachyandésite, trachy + andésite andesite, a lava intermediate in composition between trachyte and andesite. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Trachyandesite belongs to Igneous Rocks while Chalk belongs to Sedimentary Rocks. The sub-class, group and other categories of Trachyandesite and Chalk are listed below.

For Trachyandesite,

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

For Chalk,

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