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What is Lignite?



Definition
0

Definition
Lignite is a soft brownish coal which shows traces of plants and is intermediate between bituminous coal and peat 0

History
0

Origin
France 0

Discoverer
Unknown 0

Etymology
From French, Latin lignum wood + -ite1 0

Class
Sedimentary Rocks 0

Sub-Class
Durable Rock, Soft Rock 0

Family
0

Group
Not Applicable 0

Other Categories
Coarse Grained Rock, Fine Grained Rock, Medium Grained Rock, Opaque Rock 0

Texture
0

Texture
Amorphous, Glassy 0

Color
Black, Brown, Dark Brown, Grey, Light to Dark Grey 0

Maintenance
Less 0

Durability
Durable 0

Water Resistant
No 0

Scratch Resistant
No 0

Stain Resistant
No 0

Wind Resistant
No 0

Acid Resistant
No 0

Appearance
Veined or Pebbled 0

Uses
0

Architecture
0

Interior Uses
Not Yet Used 0

Exterior Uses
Not Yet Used 0

Other Architectural Uses
Not Yet Used 0

Industry
0

Construction Industry
for Road Aggregate, Steel Production 0

Medical Industry
Not Yet Used 0

Antiquity Uses
Not Yet Used 0

Other Uses
0

Commercial Uses
Electricity Generation 0

Types
0

Types
Xyloid Lignite or Fossil Wood and Compact Lignite or Perfect Lignite 0

Features
Generally rough to touch, Helps in production of Heat and Electricity, Used as fossil fuel 0

Archaeological Significance
0

Monuments
Not Yet Used 0

Famous Monuments
Not Applicable 0

Sculpture
Not Yet Used 0

Famous Sculptures
Not Applicable 0

Pictographs
Used 0

Petroglyphs
Used 0

Figurines
Not Yet Used 0

Fossils
Present 0

Formation
0

Formation
Coal formation takes place due to accumulation of plant debris in a swamp environment. The Coal formation process continues, as peat turns into lignite brown or black coal at increasing heat and pressure. 0

Composition
0

Mineral Content
Not Available 0

Compound Content
Carbon, Hydrogen, Nitrogen, Oxygen, Sulphur 0

Transformation
0

Metamorphism
No 0

Types of Metamorphism
Not Applicable 0

Weathering
Yes 0

Types of Weathering
Biological Weathering, Chemical Weathering, Mechanical Weathering 0

Erosion
Yes 0

Types of Erosion
Chemical Erosion, Water Erosion, Wind Erosion 0

Properties
0

Physical Properties
0

Hardness
1 0

Grain Size
Medium to Fine Coarse Grained 0

Fracture
Conchoidal 0

Streak
Black 0

Porosity
Highly Porous 0

Luster
Dull to Vitreous to Submetallic 0

Compressive Strength
Not Available 0

Cleavage
Non-Existent 0

Toughness
Not Available 0

Specific Gravity
1.1-1.4 0

Transparency
Opaque 0

Density
800-801 g/cm3 0

Thermal Properties
0

Specific Heat Capacity
1.26 kJ/Kg K 5

Resistance
Heat Resistant 0

Reserves
0

Deposits in Eastern Continents
0

Asia
Bangladesh, Burma, Cambodia, China, India, Indonesia, Kazakhstan, Malaysia, Mongolia, Pakistan, Turkey, Vietnam 0

Africa
Botswana, Kenya, Morocco, Mozambique, South Africa, Tanzania 0

Europe
Belgium, Bulgaria, England, France, Germany, Greece, Hungary, Kosovo, Netherlands, Norway, Poland, Romania, Serbia, Slovakia, Slovenia, The Czech Republic, Ukraine, United Kingdom 0

Others
Not Yet Found 0

Deposits in Western Continents
0

North America
Canada, Mexico, USA 0

South America
Brazil, Chile, Colombia, Venezuela 0

Deposits in Oceania Continent
0

Australia
New South Wales, Queensland, Victoria 0

Summary >>
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Fossil Rocks

Learn more about Properties of Lignite

What is Lignite? In this section, we will learn more about properties of Lignite i.e. physical and thermal properties. Physical properties of Lignite include Color, Streak, Hardness, Structure, Cleavage, Fracture, Luster, Specific Gravity etc. The strength of Lignite is Not Available. Streak of Lignite is black while its cleavage is non-existent. Luster of Lignite is dull to vitreous to submetallic and its fracture is conchoidal. Lignite is opaque in nature. Know all about Lignite, What is Lignite, its composition, features, facts and reserves in next sections.

Know about Composition of Lignite

What is Lignite composed of? Get to know about composition of Lignite here. Lignite definition gives information about the Formation of Lignite and its composition.The composition of Lignite can be further divided into mineral and compound content. The mineral content of Lignite rock includes Not Available and The compound content of Lignite rock includes Carbon, Hydrogen, Nitrogen, Oxygen, Sulphur. Almost all rocks undergo transformation process. Know all about Lignite rock in next section.

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