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Greywacke vs Cataclasite


Cataclasite vs Greywacke


Definition

Definition
Greywacke is defined as a dark coarse-grained sandstone rock which contains more than 15 per cent clay   
Cataclasite is a type of cataclastic rock that is formed by fracturing and comminution during faulting. It is normally cohesive and non-foliated, consisting of angular clasts in a finer-grained matrix   

History
  
  

Origin
Unknown   
Swiss Alps, Europe   

Discoverer
Unknown   
Michael Tellinger   

Etymology
From German Grauwacke, from grau grey + wacke   
From the Italian word cataclasi   

Class
Sedimentary Rocks   
Metamorphic Rocks   

Sub-Class
Durable Rock, Hard Rock   
Durable Rock, Medium Hardness Rock   

Family
  
  

Group
Not Applicable   
Not Applicable   

Other Categories
Fine Grained Rock, Opaque Rock   
Fine Grained Rock, Opaque Rock   

Texture

Texture
Clastic   
Clastic   

Color
Beige, Black, Brown, Colourless, Cream, Dark Brown, Green, Grey, Light Green, Light to Dark Grey, Pink, Red, White, Yellow   
Brown, Green, White, Yellow   

Maintenance
Less   
Less   

Durability
Durable   
Durable   

Water Resistant
Yes   
Yes   

Scratch Resistant
Yes   
No   

Stain Resistant
Yes   
No   

Wind Resistant
Yes   
No   

Acid Resistant
No   
No   

Appearance
Dull   
Dull and Banded   

Uses

Architecture
  
  

Interior Uses
Decorative Aggregates, Floor Tiles, Flooring, Homes, Interior Decoration   
Decorative Aggregates, Homes   

Exterior Uses
As Building Stone, As Facing Stone, Garden Decoration, Office Buildings, Paving Stone   
As Building Stone, As Facing Stone, Paving Stone   

Other Architectural Uses
Curbing, Whetstones   
Curbing   

Industry
  
  

Construction Industry
Building houses or walls, Cement Manufacture, Construction Aggregate, for Road Aggregate, Raw material for the manufacture of mortar   
As Dimension Stone, Building houses or walls, Cement Manufacture, Construction Aggregate, for Road Aggregate   

Medical Industry
Not Yet Used   
Not Yet Used   

Antiquity Uses
Artifacts, Sculpture, Small Figurines   
Artifacts   

Other Uses
  
  

Commercial Uses
As armour rock for sea walls, Petroleum reservoirs, Sea Defence, Tombstones   
Commemorative Tablets, Creating Artwork   

Types

Types
Not Available   
Protocataclasite, Mesocataclasite, Ultracataclasite and Foliated cataclasite   

Features
Available in Lots of Colors and Patterns, Generally rough to touch, Non-vesicular, Veined   
Easily splits into thin plates, Is one of the oldest rock   

Archaeological Significance
  
  

Monuments
Not Yet Used   
Not Yet Used   

Famous Monuments
Not Applicable   
Not Applicable   

Sculpture
Used   
Not Yet Used   

Famous Sculptures
Data Not Available   
Not Applicable   

Pictographs
Not Used   
Used   

Petroglyphs
Not Used   
Used   

Figurines
Used   
Not Yet Used   

Fossils
Present   
Absent   

Formation

Formation
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.   
Cataclasiste rocks mainly form by pressure deep under the Earth's surface, from the extreme heat caused by magma or by the intense collisions and friction of tectonic plates.   

Composition
  
  

Mineral Content
Augite, Biotite, Calcite, Chlorite, Clay, Clay Minerals, Feldspar, Micas, Muscovite or Illite, Plagioclase, Pyroxene, Quartz   
Albite, Apatite, Augite, Biotite, Calcite, Enstatite, Epidote, Feldspar, Micas, Muscovite or Illite, Pyroxene, Quartz   

Compound Content
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   
Silicon Dioxide   

Transformation
  
  

Metamorphism
No   
No   

Types of Metamorphism
Not Applicable   
Not Applicable   

Weathering
Yes   
Yes   

Types of Weathering
Biological Weathering, Chemical Weathering   
Mechanical Weathering   

Erosion
Yes   
Yes   

Types of Erosion
Coastal Erosion, Sea Erosion, Wind Erosion   
Coastal Erosion, Wind Erosion   

Properties

Physical Properties
  
  

Hardness
6-7   
3-4   

Grain Size
Angular and Fine   
Fine Grained   

Fracture
Conchoidal   
NA   

Streak
White   
Black   

Porosity
Highly Porous   
Less Porous   

Luster
Dull   
Vitreous   

Cleavage
Perfect   
Not Available   

Toughness
2.6   
Not Available   

Specific Gravity
2.2-2.8   
2.1   

Transparency
Opaque   
Translucent to Opaque   

Density
2.6-2.61 g/cm3   
2.9-3.1 g/cm3   

Thermal Properties
  
  

Resistance
Heat Resistant, Impact Resistant, Pressure Resistant   
Heat Resistant, Impact Resistant, Pressure Resistant   

Reserves

Deposits in Eastern Continents
  
  

Asia
China, India, Kazakhstan, Mongolia, Russia, Uzbekistan   
China, India, Russia, Saudi Arabia, South Korea   

Africa
Namibia, Nigeria, South Africa   
Egypt, Ethiopia, Kenya, Madagascar, Morocco, South Africa   

Europe
Austria, Denmark, Germany, Great Britain, Netherlands, Norway, Poland, Sweden, Switzerland, United Kingdom   
England, Finland, France, Spain, United Kingdom   

Others
Greenland   
Not Yet Found   

Deposits in Western Continents
  
  

North America
Canada, USA   
Canada, USA   

South America
Brazil   
Argentina, Colombia   

Deposits in Oceania Continent
  
  

Australia
New South Wales, New Zealand   
Central Australia, Western Australia   

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Greywacke vs Cataclasite Information

Earth’s outer layer is covered by rocks and these rocks have different physical and chemical properties. As two rocks are not same, it’s fun to compare them. You can also know more about Greywacke and Cataclasite Reserves. Greywacke is defined as a dark coarse-grained sandstone rock which contains more than 15 per cent clay. Cataclasite is a type of cataclastic rock that is formed by fracturing and comminution during faulting. It is normally cohesive and non-foliated, consisting of angular clasts in a finer-grained matrix. These rocks are composed of many distinct minerals. The process of formation of rocks is different for various rocks. Rocks are quarried from many years for various purposes. You can check out Greywacke vs Cataclasite information and Greywacke vs Cataclasite characteristics in the upcoming sections.

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Greywacke vs Cataclasite Characteristics

Though some rocks look identical, they have certain characteristics which distinguish them from others. Characteristics of rocks include texture, appearance, color, fracture, streak, hardness etc. Greywacke vs Cataclasite characteristics assist us to distinguish and recognize rocks. Also you can check about Properties of Greywacke and Properties of Cataclasite. Learn more about Greywacke vs Cataclasite in the next section. The interior uses of Greywacke include Decorative aggregates, Floor tiles, Flooring, Homes and Interior decoration whereas the interior uses of Cataclasite include Decorative aggregates and Homes. Due to some exceptional properties of Greywacke and Cataclasite, they have various applications in construction industry. The uses of Greywacke in construction industry include Building houses or walls, Cement manufacture, Construction aggregate, For road aggregate, Raw material for the manufacture of mortar and that of Cataclasite include As dimension stone, Building houses or walls, Cement manufacture, Construction aggregate, For road aggregate.

More about Greywacke and Cataclasite

Here you can know more about Greywacke and Cataclasite. The life cycle of a rock consists of formation of rock, composition of rock and transformation of rock. The composition of Greywacke and Cataclasite consists of mineral content and compound content. The mineral content of Greywacke includes Augite, Biotite, Calcite, Chlorite, Clay, Clay Minerals, Feldspar, Micas, Muscovite or Illite, Plagioclase, Pyroxene, Quartz and mineral content of Cataclasite includes Albite, Apatite, Augite, Biotite, Calcite, Enstatite, Epidote, Feldspar, Micas, Muscovite or Illite, Pyroxene, Quartz. You can also check out the list of all Sedimentary Rocks. When we have to compare Greywacke vs Cataclasite, the texture, color and appearance plays an important role in determining the type of rock. Greywacke is available in beige, black, brown, colourless, cream, dark brown, green, grey, light green, light to dark grey, pink, red, white, yellow colors whereas, Cataclasite is available in brown, green, white, yellow colors. Appearance of Greywacke is Dull and that of Cataclasite is Dull and Banded. Properties of rock is another aspect for Greywacke vs Cataclasite. The hardness of Greywacke is 6-7 and that of Cataclasite is 3-4. The types of Greywacke are Not Available whereas types of Cataclasite are Protocataclasite, Mesocataclasite, Ultracataclasite and Foliated cataclasite. Streak of rock is the color of powder produced when it is dragged across an unweathered surface. The streak of Greywacke is white while that of Cataclasite is black. The specific heat capacity of Greywacke is Not Available and that of Cataclasite is Not Available. Depending on the properties like hardness, toughness, specific heat capacity, porosity etc., rocks are resistant to heat, wear, impact, etc.Greywacke is heat resistant, impact resistant, pressure resistant whereas Cataclasite is heat resistant, impact resistant, pressure resistant.

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