Basanite and Phyllite Types and Facts
Types
Nepheline-Basanite, Analcite-Basanite and Leucite-Basanite
Phyllite
Features
Clasts are smooth to touch, Easily splits into thin plates, Has High structural resistance against erosion and climate, Used as a touchstone
Easily splits into thin plates, Is one of the oldest rock, Surfaces are often shiny
Archaeological Significance
Types of Basanite and Phyllite
Some rocks according to their use or texture are classified into different types. Know more about Basanite Texture and Phyllite Texture. Types of Basanite are Nepheline-Basanite, Analcite-Basanite and Leucite-Basanite whereas the types of Phyllite are Phyllite.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. Basanite and Phyllite were 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. Basanite and Phyllite were for creating petroglyphs.