Foidolite and Greywacke Definition

Definition of Foidolite and Greywacke

The general Foidolite and Greywacke definition can be stated as: Foidolite is a rare type of coarse-grained intrusive igneous rock with a feldspathoid mineral content greater than 60%. On the other hand, Greywacke is defined as a dark coarse-grained sandstone rock which contains more than 15 per cent clay. Along with definition of Foidolite and Greywacke, get to know about Properties of Foidolite and Greywacke. Get to know more information about Foidolite and Greywacke origin and discoverer, etymology and class.

History of Foidolite and Greywacke

The history of Foidolite and Greywacke 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.

Foidolite and Greywacke Origin and Discoverer

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

Etymology of Foidolite and Greywacke

Along with Foidolite and Greywacke definition, know more about the etymology of Foidolite and Greywacke. Etymology of Foidolite and Greywacke gives information about origin and formation of a particular rock. Know more about Formation of Foidolite and Formation of Greywacke. The etymology of Foidolite is From the mineral feldspathoid which is the main content of rock while that of Greywacke is From the mineral feldspathoid which is the main content of rock. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Foidolite belongs to Igneous Rocks while Greywacke belongs to Sedimentary Rocks. The sub-class, group and other categories of Foidolite and Greywacke are listed below.

For Foidolite,

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

For Greywacke,

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