Greywacke and Ganister Definition

Greywacke

Ganister

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1 Definition

1.1 Definition

Greywacke is defined as a dark coarse-grained sandstone rock which contains more than 15 per cent clay

A ganister is a hard, fine-grained quartzose sandstone or orthoquartzite which is basically used in the manufacture of silica brick typically used to line furnaces and is a type of sedimentary rocks.

1.2 History

1.2.1 Origin

Unknown

England

1.2.2 Discoverer

Unknown

1.3 Etymology

From German Grauwacke, from grau grey + wacke

From gan′is-ter i.e a hard, close-grained siliceous stone, often forming the stratum which underlies a coal-seam

1.4 Class

Sedimentary Rocks

1.4.1 Sub-Class

Durable Rock, Hard Rock

1.5 Family

1.5.1 Group

Not Applicable

1.6 Other Categories

Fine Grained Rock, Opaque Rock

Coarse Grained Rock, Fine Grained Rock, Opaque Rock

Definition of Greywacke and Ganister

The general Greywacke and Ganister definition can be stated as: Greywacke is defined as a dark coarse-grained sandstone rock which contains more than 15 per cent clay. On the other hand, A ganister is a hard, fine-grained quartzose sandstone or orthoquartzite which is basically used in the manufacture of silica brick typically used to line furnaces and is a type of sedimentary rocks.. Along with definition of Greywacke and Ganister, get to know about Properties of Greywacke and Ganister. Get to know more information about Greywacke and Ganister origin and discoverer, etymology and class.

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History of Greywacke and Ganister

The history of Greywacke and Ganister 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.

Greywacke and Ganister Origin and Discoverer

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

Etymology of Greywacke and Ganister

Along with Greywacke and Ganister definition, know more about the etymology of Greywacke and Ganister. Etymology of Greywacke and Ganister gives information about origin and formation of a particular rock. Know more about Formation of Greywacke and Formation of Ganister. The etymology of Greywacke is From German Grauwacke, from grau grey + wacke while that of Ganister is From German Grauwacke, from grau grey + wacke. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Greywacke and Ganister belong to Sedimentary Rocks. The sub-class, group and other categories of Greywacke and Ganister are listed below.

For Greywacke,