Anorthosite and Hornblendite Types and Facts

Anorthosite

Hornblendite

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1 Types

1.1 Types

Proterozoic Anorthosite and Archean Anorthosite

Hornblende Gabbro and Hornblende Peridotite

1.2 Features

Generally rough to touch, Is one of the oldest rock

Clasts are smooth to touch, Matrix variable, Surfaces are often shiny

1.3 Archaeological Significance

1.3.1 Monuments

Not Yet Used

1.3.2 Famous Monuments

Not Applicable

1.3.3 Sculpture

Used

1.3.4 Famous Sculptures

Not Applicable

Data Not Available

1.3.5 Pictographs

Not Used

1.3.6 Petroglyphs

Not Used

1.3.7 Figurines

Used

1.4 Fossils

Absent

Types of Anorthosite and Hornblendite

Some rocks according to their use or texture are classified into different types. Know more about Anorthosite Texture and Hornblendite Texture. Types of Anorthosite are Proterozoic Anorthosite and Archean Anorthosite whereas the types of Hornblendite are Hornblende Gabbro and Hornblende Peridotite.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. Anorthosite and Hornblendite 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. Anorthosite and Hornblendite were not used for creating petroglyphs.