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Pumice vs Cataclasite


Cataclasite vs Pumice


Definition

Definition
Pumice is a volcanic rock that consists of highly vesicular rough textured volcanic glass, which may or may not contain crystals  
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
Spain  
Swiss Alps, Europe  

Discoverer
Unknown  
Michael Tellinger  

Etymology
From Old French pomis, from a Latin dialect variant of pumex  
From the Italian word cataclasi  

Class
Igneous Rocks  
Metamorphic Rocks  

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

Family
  
  

Group
Volcanic  
-  

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

Texture

Texture
Vesicular  
Clastic  

Color
Beige, Grey, Light Green, Light Grey, Pink, White, Yellow- grey  
Brown, Green, White, Yellow  

Maintenance
Less  
Less  

Durability
Durable  
Durable  

Water Resistant
Yes  
Yes  

Scratch Resistant
Yes  
No  

Stain Resistant
Yes  
No  

Wind Resistant
No  
No  

Acid Resistant
Yes  
No  

Appearance
Vesicular  
Dull and Banded  

Uses

Architecture
  
  

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

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

Other Architectural Uses
Curbing, Powder  
Curbing  

Industry
  
  

Construction Industry
As Dimension Stone, Cement Manufacture, for Road Aggregate, In landscaping and horticulture, Making natural cement, Production of lightweight concrete blocks  
As Dimension Stone, Building houses or walls, Cement Manufacture, Construction Aggregate, for Road Aggregate  

Medical Industry
As an abrasive in skin exfoliating products, In Chemical and Pharmaceutical Industry, Medicines and Cosmetics  
-  

Antiquity Uses
Artifacts  
Artifacts  

Other Uses
  
  

Commercial Uses
As a traction material on snow-covered roads, As an abrasive in pencil erasers, Fine abrasive used for polishing, Manufacture of Soap, Solvents, Dyes, Plastics and Fibres, Used in aquariums  
Commemorative Tablets, Creating Artwork  

Types

Types
Scoria  
Protocataclasite, Mesocataclasite, Ultracataclasite and Foliated cataclasite  

Features
Host Rock for Lead  
Easily splits into thin plates, Is one of the oldest rock  

Archaeological Significance
  
  

Monuments
-  
-  

Famous Monuments
-  
-  

Sculpture
-  
-  

Famous Sculptures
-  
-  

Pictographs
-  
-  

Petroglyphs
-  
-  

Figurines
-  
-  

Fossils
Absent  
Absent  

Formation

Formation
Pumice rock forms when the magma cools so quickly that atoms in the melt are not able to arrange themselves into a crystalline structure.  
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
Aluminum Oxides, Calcite, Carbonate, Iron Oxides, Silica  
Albite, Apatite, Augite, Biotite, Calcite, Enstatite, Epidote, Feldspar, Micas, Muscovite or Illite, Pyroxene, Quartz  

Compound Content
Al, Aluminium Oxide, CaO, Carbon Dioxide, MgO, Silicon Dioxide  
Silicon Dioxide  

Transformation
  
  

Metamorphism
Yes  
No  

Types of Metamorphism
Burial Metamorphism, Impact Metamorphism  
-  

Weathering
Yes  
Yes  

Types of Weathering
Biological Weathering, Chemical Weathering, Mechanical Weathering  
Mechanical Weathering  

Erosion
Yes  
Yes  

Types of Erosion
Chemical Erosion, Coastal Erosion, Glacier Erosion, Sea Erosion, Water Erosion, Wind Erosion  
Coastal Erosion, Wind Erosion  

Properties

Physical Properties
  
  

Hardness
6  
3-4  

Grain Size
Fine Grained  
Fine Grained  

Fracture
Planar  
-  

Streak
White, Greenish White or Grey  
Black  

Porosity
Highly Porous  
Less Porous  

Luster
Earthy  
Vitreous  

Compressive Strength
51.20 N/mm2  
38
50.00 N/mm2  
39

Cleavage
Perfect  
-  

Toughness
3  
-  

Specific Gravity
2.86  
2.1  

Transparency
Opaque  
Translucent to Opaque  

Density
0.25-0.3 g/cm3  
2.9-3.1 g/cm3  

Thermal Properties
  
  

Specific Heat Capacity
0.87 kJ/Kg K  
14
0.84 kJ/Kg K  
15

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

Reserves

Deposits in Eastern Continents
  
  

Asia
Afghanistan, Indonesia, Japan, Russia  
China, India, Russia, Saudi Arabia, South Korea  

Africa
Ethiopia, Kenya, Tanzania  
Egypt, Ethiopia, Kenya, Madagascar, Morocco, South Africa  

Europe
Greece, Hungary, Iceland, Italy, Turkey  
England, Finland, France, Spain, United Kingdom  

Others
-  
-  

Deposits in Western Continents
  
  

North America
Bahamas, Barbados, Canada, Costa Rica, Cuba, Jamaica, Mexico, USA  
Canada, USA  

South America
Argentina, Chile, Ecuador, Peru  
Argentina, Colombia  

Deposits in Oceania Continent
  
  

Australia
New Zealand, Western Australia  
Central Australia, Western Australia  

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Pumice 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 Pumice and Cataclasite Reserves. Pumice is a volcanic rock that consists of highly vesicular rough textured volcanic glass, which may or may not contain crystals. 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 Pumice vs Cataclasite information and Pumice vs Cataclasite characteristics in the upcoming sections.

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Pumice 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. Pumice vs Cataclasite characteristics assist us to distinguish and recognize rocks. Also you can check about Properties of Pumice and Properties of Cataclasite. Learn more about Pumice vs Cataclasite in the next section. The interior uses of Pumice include Decorative aggregates, Flooring, Homes and Interior decoration whereas the interior uses of Cataclasite include Decorative aggregates and Homes. Due to some exceptional properties of Pumice and Cataclasite, they have various applications in construction industry. The uses of Pumice in construction industry include As dimension stone, Cement manufacture, For road aggregate, In landscaping and horticulture, Making natural cement, Production of lightweight concrete blocks and that of Cataclasite include As dimension stone, Building houses or walls, Cement manufacture, Construction aggregate, For road aggregate.

More about Pumice and Cataclasite

Here you can know more about Pumice and Cataclasite. The life cycle of a rock consists of formation of rock, composition of rock and transformation of rock. The composition of Pumice and Cataclasite consists of mineral content and compound content. The mineral content of Pumice includes Aluminum Oxides, Calcite, Carbonate, Iron Oxides, Silica 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 Igneous Rocks. When we have to compare Pumice vs Cataclasite, the texture, color and appearance plays an important role in determining the type of rock. Pumice is available in beige, grey, light green, light grey, pink, white, yellow- grey colors whereas, Cataclasite is available in brown, green, white, yellow colors. Appearance of Pumice is Vesicular and that of Cataclasite is Dull and Banded. Properties of rock is another aspect for Pumice vs Cataclasite. The hardness of Pumice is 6 and that of Cataclasite is 3-4. The types of Pumice are Scoria 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 Pumice is white, greenish white or grey while that of Cataclasite is black. The specific heat capacity of Pumice is 0.87 kJ/Kg K and that of Cataclasite is 0.84 kJ/Kg K. Depending on the properties like hardness, toughness, specific heat capacity, porosity etc., rocks are resistant to heat, wear, impact, etc.Pumice is impact resistant, pressure resistant whereas Cataclasite is heat resistant, impact resistant, pressure resistant.

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