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Tonalite
Tonalite

Andesite
Andesite



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Tonalite
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Andesite

Tonalite and Andesite Types and Facts

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1 Types
1.1 Types
Dacite
Icelandite
1.2 Features
Is one of the oldest rock, Typically speckled black and white.
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
Used
Used
1.3.4 Famous Sculptures
Data Not Available
Data Not Available
1.3.5 Pictographs
Not Used
Not Used
1.3.6 Petroglyphs
Not Used
Not Used
1.3.7 Figurines
Used
Used
1.4 Fossils
Absent
Absent

Types of Tonalite and Andesite

Some rocks according to their use or texture are classified into different types. Know more about Tonalite Texture and Andesite Texture. Types of Tonalite are Dacite 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. Tonalite 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. Tonalite and Andesite were not used for creating petroglyphs.