Soapstone and Trondhjemite Definition

Definition of Soapstone and Trondhjemite

The general Soapstone and Trondhjemite definition can be stated as: It is a metamorphic magnesium rich rock because it is composed of the mineral talc. On the other hand, Trondhjemite is a leucocratic (light-colored) intrusive igneous rock. It is a variety of tonalite in which the plagioclase is mostly in the form of oligoclase. Trondhjemites are sometimes known as plagiogranites.. Along with definition of Soapstone and Trondhjemite, get to know about Properties of Soapstone and Trondhjemite. Get to know more information about Soapstone and Trondhjemite origin and discoverer, etymology and class.

History of Soapstone and Trondhjemite

The history of Soapstone and Trondhjemite 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 Trondhjemite Origin and Discoverer

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

Etymology of Soapstone and Trondhjemite

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

For Soapstone,

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

For Trondhjemite,

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