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Shale and Hornblendite Types and Facts


Hornblendite and Shale Types and Facts


Types

Types
Red Shale, Black Shale, Green Shale, Grey Shale and Yellow Shale   
Hornblende Gabbro and Hornblende Peridotite   

Features
Easily splits into thin plates, Generally rough to touch, Very fine grained rock   
Clasts are smooth to touch, Matrix variable, Surfaces are often shiny   

Archaeological Significance
  
  

Monuments
Used   
Not Yet Used   

Famous Monuments
Jantar Mantar in India   
Not Applicable   

Sculpture
Used   
Used   

Famous Sculptures
Data Not Available   
Data Not Available   

Pictographs
Used   
Not Used   

Petroglyphs
Used   
Not Used   

Figurines
Used   
Used   

Fossils
Present   
Absent   

Formation >>
<< Uses

Types of Shale and Hornblendite

Some rocks according to their use or texture are classified into different types. Know more about Shale Texture and Hornblendite Texture. Types of Shale are Red Shale, Black Shale, Green Shale, Grey Shale and Yellow Shale 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. Shale was used to create pictographs whereas Hornblendite 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. Shale was used to create petroglyphs whereas Hornblendite was not used to create petroglyphs.

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