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Hyaloclastite 
Hyaloclastite 

Porphyry
Porphyry



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Hyaloclastite 
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Porphyry

Hyaloclastite  and Porphyry Types and Facts

1 Types
1.1 Types
Welded tuff, Rhyolitic tuff, Basaltic tuff, Trachyte tuff and Andesitic tuff.
Rhomb Porphyry
1.2 Features
Always found as volcanic pipes over deep continental crust
Generally rough to touch, Is one of the oldest rock, Surfaces are often shiny
1.3 Archaeological Significance
1.3.1 Monuments
Used
Used
1.3.2 Famous Monuments
Data Not Available
Data Not Available
1.3.3 Sculpture
Used
Used
1.3.4 Famous Sculptures
Data Not Available
Data Not Available
1.3.5 Pictographs
Used
Not Used
1.3.6 Petroglyphs
Used
Not Used
1.3.7 Figurines
Used
Used
1.4 Fossils
Absent
Absent

Types of Hyaloclastite  and Porphyry

Some rocks according to their use or texture are classified into different types. Know more about Hyaloclastite  Texture and Porphyry Texture. Types of Hyaloclastite  are Welded tuff, Rhyolitic tuff, Basaltic tuff, Trachyte tuff and Andesitic tuff. whereas the types of Porphyry are Rhomb Porphyry.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. Hyaloclastite  was used to create pictographs whereas Porphyry 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. Hyaloclastite  was used to create petroglyphs whereas Porphyry was not used to create petroglyphs.