Soapstone and Anorthosite Definition

Definition of Soapstone and Anorthosite

The general Soapstone and Anorthosite definition can be stated as: It is a metamorphic magnesium rich rock because it is composed of the mineral talc. On the other hand, Anorthosite is a granular igneous rock composed largely of labradorite or plagioclase. Along with definition of Soapstone and Anorthosite, get to know about Properties of Soapstone and Anorthosite. Get to know more information about Soapstone and Anorthosite origin and discoverer, etymology and class.

History of Soapstone and Anorthosite

The history of Soapstone and Anorthosite 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.

Soapstone and Anorthosite Origin and Discoverer

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

Etymology of Soapstone and Anorthosite

Along with Soapstone and Anorthosite definition, know more about the etymology of Soapstone and Anorthosite. Etymology of Soapstone and Anorthosite gives information about origin and formation of a particular rock. Know more about Formation of Soapstone and Formation of Anorthosite. The etymology of Soapstone is From 17th century, because of its greasy feel and use like a soap while that of Anorthosite is From 17th century, because of its greasy feel and use like a soap. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Soapstone belongs to Metamorphic Rocks while Anorthosite belongs to Igneous Rocks. The sub-class, group and other categories of Soapstone and Anorthosite are listed below.

For Soapstone,

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

For Anorthosite,

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