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Anthracite
Anthracite

Andesite
Andesite



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Anthracite
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Andesite

Anthracite and Andesite Types and Facts

1 Types
1.1 Types
Semi-anthracite and Meta-anthracite
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
Used
Not Used
1.3.6 Petroglyphs
Used
Not Used
1.3.7 Figurines
Not Yet Used
Used
1.4 Fossils
Absent
Absent

Types of Anthracite and Andesite

Some rocks according to their use or texture are classified into different types. Know more about Anthracite Texture and Andesite Texture. Types of Anthracite are Semi-anthracite and Meta-anthracite 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. Anthracite was used to create pictographs whereas Andesite is not used to create 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. Anthracite was used to create petroglyphs whereas Andesite was not used to create petroglyphs.