Nepheline Syenite is a holocrystalline plutonic rock resembling syenite but containing nepheline and lacking quartz
From origin of a Palaeozoic nepheline syenite from northern Shanxi Province, China
Durable Rock, Medium Hardness Rock
Fine Grained Rock, Opaque Rock
Brown, Buff, Cream, Green, Grey, Pink, White
Countertops, Decorative Aggregates, Flooring, Homes, Interior Decoration
As Building Stone, As Facing Stone, Garden Decoration, Paving Stone
As Dimension Stone, Cement Manufacture, Construction Aggregate, for Road Aggregate, Landscaping, Making natural cement, Manufacture of Magnesium and Dolomite Refractories, Production of Glass and Ceramics
Artifacts, Monuments, Sculpture
Cemetery Markers, Creating Artwork
Borolanite and Litchfieldite
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
Archaeological Significance
Nepheline Syenites are formed due to alkaline igneous activities and are generally formed in thick continental crustal areas or in Cordilleran subduction zones.
Albite, Amphibole, Biotite, Cancrinite, Feldspar, Hornblende, Plagioclase, Pyroxene, Sodalite
Aluminium Oxide, CaO, Iron(III) Oxide, FeO, Potassium Oxide, MgO, MnO, Sodium Oxide, Phosphorus Pentoxide, Silicon Dioxide, Titanium Dioxide
Burial Metamorphism, Impact Metamorphism
Biological Weathering, Chemical Weathering
Heat Resistant, Impact Resistant, Wear Resistant
Deposits in Eastern Continents
Indonesia, Iran, Russia, Saudi Arabia, Sri Lanka, Taiwan, Thailand, Turkey, Turkmenistan, Vietnam
Angola, Egypt, Madagascar, Namibia, Nigeria, South Africa
Andorra, Finland, France, Great Britain, Italy, Norway, Portugal, Spain, Sweden
Deposits in Western Continents
Brazil, Chile, Colombia, Uruguay, Venezuela
Deposits in Oceania Continent
New Zealand, Queensland, South Australia, Tasmania, Western Australia
Learn more about Properties of Nepheline Syenite
What is Nepheline Syenite? In this section, we will learn more about properties of Nepheline Syenite i.e. physical and thermal properties. Physical properties of Nepheline Syenite include Color, Streak, Hardness, Structure, Cleavage, Fracture, Luster, Specific Gravity etc. The strength of Nepheline Syenite is 150.00 N/mm2. Streak of Nepheline Syenite is white while its cleavage is . Luster of Nepheline Syenite is greasy to dull and its fracture is conchoidal to uneven. Nepheline Syenite is translucent to opaque in nature. Know all about Nepheline Syenite, What is Nepheline Syenite, its composition, features, facts and reserves in next sections.
Know about Composition of Nepheline Syenite
What is Nepheline Syenite composed of? Get to know about composition of Nepheline Syenite here. Nepheline Syenite definition gives information about the Formation of Nepheline Syenite and its composition.The composition of Nepheline Syenite can be further divided into mineral and compound content. The mineral content of Nepheline Syenite rock includes Albite, Amphibole, Biotite, Cancrinite, Feldspar, Hornblende, Plagioclase, Pyroxene, Sodalite and The compound content of Nepheline Syenite rock includes Aluminium Oxide, CaO, Iron(III) Oxide, FeO, Potassium Oxide, MgO, MnO, Sodium Oxide, Phosphorus Pentoxide, Silicon Dioxide, Titanium Dioxide. Almost all rocks undergo transformation process. Know all about Nepheline Syenite rock in next section.