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Coal vs Anthracite


Anthracite vs Coal


Definition

Definition
Coal is a combustible black or brownish-black sedimentary rock usually occurring in rock strata in layers called coal beds  
Anthracite is a type of sedimentary rock which is hard and is variety of coal that has high luster  

History
  
  

Origin
USA  
Pennsylvania, U.S.  

Discoverer
John Peter Salley  
Unknown  

Etymology
From the Old English term col, which has meant mineral of fossilized carbon since the 13th century  
From Greek anthrakites, from anthrax, anthrak meaning coal  

Class
Sedimentary Rocks  
Metamorphic Rocks  

Sub-Class
Durable Rock, Soft Rock  
Durable Rock, Soft Rock  

Family
  
  

Group
-  
-  

Other Categories
Coarse Grained Rock, Fine Grained Rock, Medium Grained Rock, Opaque Rock  
Coarse Grained Rock, Fine Grained Rock, Medium Grained Rock, Opaque Rock  

Texture

Texture
Amorphous, Glassy  
Amorphous, Glassy  

Color
Black, Brown, Dark Brown, Grey, Light to Dark Grey  
Black, Brown, Dark Brown, Grey, Light to Dark Grey  

Maintenance
Less  
Less  

Durability
Durable  
Durable  

Water Resistant
No  
No  

Scratch Resistant
No  
No  

Stain Resistant
No  
No  

Wind Resistant
No  
No  

Acid Resistant
No  
No  

Appearance
Veined or Pebbled  
Veined or Pebbled  

Uses

Architecture
  
  

Interior Uses
-  
-  

Exterior Uses
-  
-  

Other Architectural Uses
-  
-  

Industry
  
  

Construction Industry
Cement Manufacture, for Road Aggregate, Making natural cement, Steel Production  
Cement Manufacture, for Road Aggregate, Making natural cement, Steel Production  

Medical Industry
-  
In Chemical and Pharmaceutical Industry, Manufacture of Aspirins  

Antiquity Uses
Artifacts  
-  

Other Uses
  
  

Commercial Uses
Alumina Refineries, Electricity Generation, Liquid Fuel, Manufacture of Soap, Solvents, Dyes, Plastics and Fibres, Paper Industry  
Alumina Refineries, Electricity Generation, Liquid Fuel, Manufacture of Soap, Solvents, Dyes, Plastics and Fibres, Paper Industry  

Types

Types
Peat, Lignite, Sub-Bituminous Coal, Bituminous Coal, Anthracite, Graphite  
Semi-anthracite and Meta-anthracite  

Features
Helps in production of Heat and Electricity, Used as fossil fuel  
Helps in production of Heat and Electricity, Used as fossil fuel  

Archaeological Significance
  
  

Monuments
-  
-  

Famous Monuments
-  
-  

Sculpture
-  
-  

Famous Sculptures
-  
-  

Pictographs
-  
-  

Petroglyphs
-  
-  

Figurines
-  
-  

Fossils
Present  
Absent  

Formation

Formation
Coal forms from the accumulation of plant debris in a swamp environment which is buried by sediments such as mud or sand and then compacted to form coal.  
Anthracite forms from the accumulation of plant debris in a swamp environment. When plant debris dies and falls into the swamp, the standing water of the swamp protects it from decay.   

Composition
  
  

Mineral Content
Analcime, Apatite, Barite, Calcite, Chalcopyrite, Chlorite, Chromite, Clausthalite, Clay Minerals, Crandallite Group, Dolomite, Feldspar, Galena, Gypsum, Marcasite, Muscovite or Illite, Pyrite, Quartz, Siderite, Sphalerite, Zircon  
Calcite, Clay, Clay Minerals  

Compound Content
Carbon, Hydrogen, Nitrogen, Oxygen, Sulphur  
Carbon, Hydrogen, Nitrogen, Oxygen, Sulphur  

Transformation
  
  

Metamorphism
Yes  
Yes  

Types of Metamorphism
Burial Metamorphism, Cataclastic Metamorphism, Regional Metamorphism  
Burial Metamorphism, Contact Metamorphism, Regional Metamorphism  

Weathering
No  
No  

Types of Weathering
-  
-  

Erosion
No  
No  

Types of Erosion
-  
-  

Properties

Physical Properties
  
  

Hardness
1-1.5  
1-1.5  

Grain Size
Medium to Fine Coarse Grained  
Medium to Fine Coarse Grained  

Fracture
Conchoidal  
Conchoidal  

Streak
Black  
Black  

Porosity
Less Porous  
Less Porous  

Luster
Dull to Vitreous to Submetallic  
Shiny  

Compressive Strength
-  
-  

Cleavage
-  
-  

Toughness
-  
-  

Specific Gravity
1.1-1.4  
1.1-1.4  

Transparency
Opaque  
Opaque  

Density
1100-1400 g/cm3  
1.25-2.5 g/cm3  

Thermal Properties
  
  

Specific Heat Capacity
1.32 kJ/Kg K  
4
1.32 kJ/Kg K  
4

Resistance
Heat Resistant  
Heat Resistant, Water Resistant  

Reserves

Deposits in Eastern Continents
  
  

Asia
Bangladesh, Burma, Cambodia, China, India, Indonesia, Kazakhstan, Malaysia, Mongolia, Pakistan, Turkey, Vietnam  
Bangladesh, Burma, Cambodia, China, India, Indonesia, Kazakhstan, Malaysia, Mongolia, Pakistan, Turkey, Vietnam  

Africa
Botswana, Kenya, Morocco, Mozambique, South Africa, Tanzania  
Botswana, Kenya, Morocco, Mozambique, South Africa, Tanzania  

Europe
Belgium, Bulgaria, England, France, Germany, Greece, Hungary, Kosovo, Netherlands, Norway, Poland, Romania, Serbia, Slovakia, Slovenia, The Czech Republic, Ukraine, United Kingdom  
Belgium, Bulgaria, England, France, Germany, Greece, Hungary, Kosovo, Netherlands, Norway, Poland, Romania, Serbia, Slovakia, Slovenia, The Czech Republic, Ukraine, United Kingdom  

Others
-  
-  

Deposits in Western Continents
  
  

North America
Canada, Mexico, USA  
Canada, Mexico, USA  

South America
Brazil, Chile, Colombia, Venezuela  
Brazil, Chile, Colombia, Venezuela  

Deposits in Oceania Continent
  
  

Australia
New South Wales, Queensland, Victoria  
New South Wales, Queensland, Victoria  

Definition >>
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Coal vs Anthracite 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 Coal and Anthracite Reserves. Coal is a combustible black or brownish-black sedimentary rock usually occurring in rock strata in layers called coal beds. Anthracite is a type of sedimentary rock which is hard and is variety of coal that has high luster. 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 Coal vs Anthracite information and Coal vs Anthracite characteristics in the upcoming sections.

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Coal vs Anthracite 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. Coal vs Anthracite characteristics assist us to distinguish and recognize rocks. Also you can check about Properties of Coal and Properties of Anthracite. Learn more about Coal vs Anthracite in the next section. The interior uses of Coal include whereas the interior uses of Anthracite include . Due to some exceptional properties of Coal and Anthracite, they have various applications in construction industry. The uses of Coal in construction industry include Cement manufacture, For road aggregate, Making natural cement, Steel production and that of Anthracite include Cement manufacture, For road aggregate, Making natural cement, Steel production.

More about Coal and Anthracite

Here you can know more about Coal and Anthracite. The life cycle of a rock consists of formation of rock, composition of rock and transformation of rock. The composition of Coal and Anthracite consists of mineral content and compound content. The mineral content of Coal includes Analcime, Apatite, Barite, Calcite, Chalcopyrite, Chlorite, Chromite, Clausthalite, Clay Minerals, Crandallite Group, Dolomite, Feldspar, Galena, Gypsum, Marcasite, Muscovite or Illite, Pyrite, Quartz, Siderite, Sphalerite, Zircon and mineral content of Anthracite includes Calcite, Clay, Clay Minerals. You can also check out the list of all Sedimentary Rocks. When we have to compare Coal vs Anthracite, the texture, color and appearance plays an important role in determining the type of rock. Coal is available in black, brown, dark brown, grey, light to dark grey colors whereas, Anthracite is available in black, brown, dark brown, grey, light to dark grey colors. Appearance of Coal is Veined or Pebbled and that of Anthracite is Veined or Pebbled. Properties of rock is another aspect for Coal vs Anthracite. Hardness of Coal and Anthracite is 1-1.5. The types of Coal are Peat, Lignite, Sub-Bituminous Coal, Bituminous Coal, Anthracite, Graphite whereas types of Anthracite are Semi-anthracite and Meta-anthracite. Streak of rock is the color of powder produced when it is dragged across an unweathered surface. The streak of Coal and Anthracite is black. The specific heat capacity of Coal is 1.32 kJ/Kg K and that of Anthracite is 1.32 kJ/Kg K. Depending on the properties like hardness, toughness, specific heat capacity, porosity etc., rocks are resistant to heat, wear, impact, etc.Coal is heat resistant whereas Anthracite is heat resistant, water resistant.

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