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Banded iron formation
Banded iron formation

Anorthosite
Anorthosite



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Anorthosite

Banded iron formation and Anorthosite Types and Facts

1 Types
1.1 Types
Algoma-type , Lake Superior-type, Superior-type and Taconite
Proterozoic Anorthosite and Archean Anorthosite
1.2 Features
Is one of the oldest rock
Generally rough to touch, Is one of the oldest rock
1.3 Archaeological Significance
1.3.1 Monuments
Not Yet Used
Not Yet Used
1.3.2 Famous Monuments
Not Applicable
Not Applicable
1.3.3 Sculpture
Not Yet Used
Used
1.3.4 Famous Sculptures
Not Applicable
Not Applicable
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 Banded iron formation and Anorthosite

Some rocks according to their use or texture are classified into different types. Know more about Banded iron formation Texture and Anorthosite Texture. Types of Banded iron formation are Algoma-type , Lake Superior-type, Superior-type and Taconite whereas the types of Anorthosite are Proterozoic Anorthosite and Archean Anorthosite.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. Banded iron formation and Anorthosite 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. Banded iron formation and Anorthosite were not used for creating petroglyphs.