Pegmatite and Lignite Types and Facts

Pegmatite

Lignite

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1 Types

1.1 Types

Granite Pegmatite, Gabbro Pegmatite and Diorite Pegmatite

Xyloid Lignite or Fossil Wood and Compact Lignite or Perfect Lignite

1.2 Features

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

Generally rough to touch, Helps in production of Heat and Electricity, Used as fossil fuel

1.3 Archaeological Significance

1.3.1 Monuments

Not Yet Used

1.3.2 Famous Monuments

Not Applicable

1.3.3 Sculpture

Used

Not Yet Used

1.3.4 Famous Sculptures

Data Not Available

Not Applicable

1.3.5 Pictographs

Not Used

Used

1.3.6 Petroglyphs

Not Used

Used

1.3.7 Figurines

Used

Not Yet Used

1.4 Fossils

Absent

Present

Types of Pegmatite and Lignite

Some rocks according to their use or texture are classified into different types. Know more about Pegmatite Texture and Lignite Texture. Types of Pegmatite are Granite Pegmatite, Gabbro Pegmatite and Diorite Pegmatite whereas the types of Lignite are Xyloid Lignite or Fossil Wood and Compact Lignite or Perfect Lignite.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 Lignite 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 Lignite was used to create petroglyphs.