Greywacke is defined as a dark coarse-grained sandstone rock which contains more than 15 per cent clay 0
From German Grauwacke, from grau grey + wacke 0
Durable Rock, Hard Rock 0
Fine Grained Rock, Opaque Rock 0
Beige, Black, Brown, Colourless, Cream, Dark Brown, Green, Grey, Light Green, Light to Dark Grey, Pink, Red, White, Yellow 0
Decorative Aggregates, Floor Tiles, Flooring, Homes, Interior Decoration 0
As Building Stone, As Facing Stone, Garden Decoration, Office Buildings, Paving Stone 0
Building houses or walls, Cement Manufacture, Construction Aggregate, for Road Aggregate, Raw material for the manufacture of mortar 0
Artifacts, Sculpture, Small Figurines 0
As armour rock for sea walls, Petroleum reservoirs, Sea Defence, Tombstones 0
Available in Lots of Colors and Patterns, Generally rough to touch, Non-vesicular, Veined 0
Archaeological Significance
0
Graywacke rock is a type of sedimentary rock, which is also known as immature sandstone, which is indurated, dark grey and consisting of poorly sorted angular to sub-angular, sand-sized grains. 0
Augite, Biotite, Calcite, Chlorite, Clay, Clay Minerals, Feldspar, Micas, Muscovite or Illite, Plagioclase, Pyroxene, Quartz 0
Aluminium Oxide, NaCl, CaO, Chromium(III) Oxide, Iron(III) Oxide, FeO, Potassium Oxide, Magnesium Carbonate, MgO, MnO, Sodium Oxide, Phosphorus Pentoxide, Silicon Dioxide, Titanium Dioxide 0
Biological Weathering, Chemical Weathering 0
Coastal Erosion, Sea Erosion, Wind Erosion 0
Heat Resistant, Impact Resistant, Pressure Resistant 0
Deposits in Eastern Continents
0
China, India, Kazakhstan, Mongolia, Russia, Uzbekistan 0
Namibia, Nigeria, South Africa 0
Austria, Denmark, Germany, Great Britain, Netherlands, Norway, Poland, Sweden, Switzerland, United Kingdom 0
Deposits in Western Continents
0
Deposits in Oceania Continent
0
New South Wales, New Zealand 0
Learn more about Properties of Greywacke
What is Greywacke? In this section, we will learn more about properties of Greywacke i.e. physical and thermal properties. Physical properties of Greywacke include Color, Streak, Hardness, Structure, Cleavage, Fracture, Luster, Specific Gravity etc. The strength of Greywacke is Not Available. Streak of Greywacke is white while its cleavage is perfect. Luster of Greywacke is dull and its fracture is conchoidal. Greywacke is opaque in nature. Know all about Greywacke, What is Greywacke, its composition, features, facts and reserves in next sections.
Know about Composition of Greywacke
What is Greywacke composed of? Get to know about composition of Greywacke here. Greywacke definition gives information about the Formation of Greywacke and its composition.The composition of Greywacke can be further divided into mineral and compound content. The mineral content of Greywacke rock includes Augite, Biotite, Calcite, Chlorite, Clay, Clay Minerals, Feldspar, Micas, Muscovite or Illite, Plagioclase, Pyroxene, Quartz and The compound content of Greywacke rock includes Aluminium Oxide, NaCl, CaO, Chromium(III) Oxide, Iron(III) Oxide, FeO, Potassium Oxide, Magnesium Carbonate, MgO, MnO, Sodium Oxide, Phosphorus Pentoxide, Silicon Dioxide, Titanium Dioxide. Almost all rocks undergo transformation process. Know all about Greywacke rock in next section.