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Pegmatite and Nepheline Syenite Types and Facts


Nepheline Syenite and Pegmatite Types and Facts


Types

Types
Granite Pegmatite, Gabbro Pegmatite and Diorite Pegmatite   
Borolanite and Litchfieldite   

Features
Generally rough to touch, Is one of the oldest rock, Source of corundum, tourmalines, beryls and topaz   
Application of acids on the surface causes cloudy frosting, Available in Lots of Colors and Patterns, Dissolves in hydrochloric acid, Is one of the oldest rock   

Archaeological Significance
  
  

Monuments
Not Yet Used   
Used   

Famous Monuments
Not Applicable   
Data Not Available   

Sculpture
Used   
Used   

Famous Sculptures
Data Not Available   
Data Not Available   

Pictographs
Not Used   
Used   

Petroglyphs
Not Used   
Used   

Figurines
Used   
Used   

Fossils
Absent   
Absent   

Formation >>
<< Uses

Types of Pegmatite and Nepheline Syenite

Some rocks according to their use or texture are classified into different types. Know more about Pegmatite Texture and Nepheline Syenite Texture. Types of Pegmatite are Granite Pegmatite, Gabbro Pegmatite and Diorite Pegmatite whereas the types of Nepheline Syenite are Borolanite and Litchfieldite.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. Pegmatite was not used to create pictographs whereas Nepheline Syenite is 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. Pegmatite was not used to create petroglyphs whereas Nepheline Syenite was used to create petroglyphs.

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