Pegmatite and Nephelinite Types and Facts

Pegmatite

Nephelinite

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1 Types

1.1 Types

Granite Pegmatite, Gabbro Pegmatite and Diorite Pegmatite

Peralkaline Nephelinite

1.2 Features

Generally rough to touch, Is one of the oldest rock, Source of corundum, tourmalines, beryls and topaz

Host Rock for Lead

1.3 Archaeological Significance

1.3.1 Monuments

Not Yet Used

Used

1.3.2 Famous Monuments

Not Applicable

Data Not Available

1.3.3 Sculpture

Used

1.3.4 Famous Sculptures

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 Pegmatite and Nephelinite

Some rocks according to their use or texture are classified into different types. Know more about Pegmatite Texture and Nephelinite Texture. Types of Pegmatite are Granite Pegmatite, Gabbro Pegmatite and Diorite Pegmatite whereas the types of Nephelinite are Peralkaline Nephelinite.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 and Nephelinite 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. Pegmatite and Nephelinite were not used for creating petroglyphs.