Migmatite and Andesite Types and Facts

Migmatite

Andesite

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1 Types

1.1 Types

Diatexites and Metatexites

Icelandite

1.2 Features

Generally rough to touch, Is one of the oldest rock

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

Types of Migmatite and Andesite

Some rocks according to their use or texture are classified into different types. Know more about Migmatite Texture and Andesite Texture. Types of Migmatite are Diatexites and Metatexites 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. Migmatite 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. Migmatite was used to create petroglyphs whereas Andesite was not used to create petroglyphs.