Pyroxenite and Nepheline Syenite Types and Facts

Pyroxenite

Nepheline Syenite

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1 Types

1.1 Types

Clinopyroxenites, Orthopyroxenites and Websterites

Borolanite and Litchfieldite

1.2 Features

Generally rough to touch, Host rock for Diamond, Is one of the oldest rock

Application of acids on the surface causes cloudy frosting, Available in Lots of Colors and Patterns, Dissolves in hydrochloric acid, Is one of the oldest rock

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

Not Yet Used

Used

1.3.4 Famous Sculptures

Not Applicable

Data Not Available

1.3.5 Pictographs

Not Used

Used

1.3.6 Petroglyphs

Not Used

Used

1.3.7 Figurines

Not Yet Used

Used

1.4 Fossils

Absent

Types of Pyroxenite and Nepheline Syenite

Some rocks according to their use or texture are classified into different types. Know more about Pyroxenite Texture and Nepheline Syenite Texture. Types of Pyroxenite are Clinopyroxenites, Orthopyroxenites and Websterites whereas the types of Nepheline Syenite are Borolanite and Litchfieldite.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. Pyroxenite was not used to create pictographs whereas Nepheline Syenite 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. Pyroxenite was not used to create petroglyphs whereas Nepheline Syenite was used to create petroglyphs.