Adakite and Greywacke Definition

Definition of Adakite and Greywacke

The general Adakite and Greywacke definition can be stated as: Adakite is an intermediate to felsic volcanic rock that has geochemical characteristics of magma which is said to be formed by partial melting of altered basalt that is subducted below volcanic arcs. 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 Adakite and Greywacke, get to know about Properties of Adakite and Greywacke. Get to know more information about Adakite and Greywacke origin and discoverer, etymology and class.

History of Adakite and Greywacke

The history of Adakite 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.

Adakite and Greywacke Origin and Discoverer

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

Etymology of Adakite and Greywacke

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

For Adakite,

• Sub-class: Durable Rock and Medium Hardness Rock
• Group: Volcanic
• Other Categories: 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