Pegmatite and Hornblendite Types and Facts
Types
Granite Pegmatite, Gabbro Pegmatite and Diorite Pegmatite
Hornblende Gabbro and Hornblende Peridotite
Features
Generally rough to touch, Is one of the oldest rock, Source of corundum, tourmalines, beryls and topaz
Clasts are smooth to touch, Matrix variable, Surfaces are often shiny
Archaeological Significance
Monuments
Not Yet Used
Not Yet Used
Famous Monuments
Not Applicable
Not Applicable
Famous Sculptures
Data Not Available
Data Not Available
Pictographs
Not Used
Not Used
Petroglyphs
Not Used
Not Used
Types of Pegmatite and Hornblendite
Some rocks according to their use or texture are classified into different types. Know more about Pegmatite Texture and Hornblendite Texture. Types of Pegmatite are Granite Pegmatite, Gabbro Pegmatite and Diorite Pegmatite 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. Pegmatite 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. Pegmatite and Hornblendite were not used for creating petroglyphs.