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Coal and Andesite Types and Facts

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1 Types
1.1 Types
Peat, Lignite, Sub-Bituminous Coal, Bituminous Coal, Anthracite, Graphite
Icelandite
1.2 Features
Helps in production of Heat and Electricity, Used as fossil fuel
Generally rough to touch, High silica content, Is one of the oldest rock
1.3 Archaeological Significance
1.3.1 Monuments
Not Yet Used
Used
1.3.2 Famous Monuments
Not Applicable
Middle of the Earth in Ecuador
1.3.3 Sculpture
Not Yet Used
Used
1.3.4 Famous Sculptures
Not Applicable
Data Not Available
1.3.5 Pictographs
Not Used
Not Used
1.3.6 Petroglyphs
Not Used
Not Used
1.3.7 Figurines
Not Yet Used
Used
1.4 Fossils
Present
Absent

Types of Coal and Andesite

Some rocks according to their use or texture are classified into different types. Know more about Coal Texture and Andesite Texture. Types of Coal are Peat, Lignite, Sub-Bituminous Coal, Bituminous Coal, Anthracite, Graphite whereas the types of Andesite are Icelandite.During historic times, some rocks depending on their hardness were used to create Pictographs and Petroglyphs. Rocks which are hard were generally not used. Pictographs are paintings or drawings that have been placed or created on the surface of rock. Coal and Andesite were not used for creating pictographs. Petroglyph is an image which is carved into a rock. These are images created by removing part of a rock surface by incising, picking, carving or abrading, as a form of rock art. Coal and Andesite were not used for creating petroglyphs.

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