Essexite which is also known as nepheline monzogabbro, is a dark gray or black holocrystalline plutonic Iigneous Rock
From the locality in Essex County, Massachusetts,US
Fine Grained Rock, Opaque Rock
Decorative Aggregates, Homes, Interior Decoration
As Building Stone, As Facing Stone, Garden Decoration, Office Buildings, Paving Stone
As Dimension Stone, Building houses or walls, Cement Manufacture, Construction Aggregate, for Road Aggregate
Artifacts, Monuments, Sculpture, Small Figurines
Cemetery Markers, Commemorative Tablets, Jewelry, Sea Defence, Tombstones
Intermediate volcanic rock
Is one of the oldest rock, Smooth to touch
Archaeological Significance
Essexite is a type of igneous rock, which is usually dark grey to black plutonic rock. For the formation of essexite, suitable magma with exact composition of K, Ba, Rb, Cs, Sr should be produced.
Augite, Feldspar, Hornblende, Nepheline, Olivine, Plagioclase, Pyroxene
Aluminium Oxide, Ba, Ca, Cs, Potassium, Rb, Sodium, Sr
Burial Metamorphism, Cataclastic Metamorphism, Contact Metamorphism, Hydrothermal Metamorphism, Impact Metamorphism
Biological Weathering, Chemical Weathering
Coastal Erosion, Glacier Erosion, Water Erosion
Impact Resistant, Pressure Resistant, Wear Resistant
Deposits in Eastern Continents
Germany, Greece, Italy, Scotland, Turkey
Deposits in Western Continents
Brazil, Colombia, Venezuela
Deposits in Oceania Continent
Learn more about Properties of Essexite
What is Essexite ? In this section, we will learn more about properties of Essexite i.e. physical and thermal properties. Physical properties of Essexite include Color, Streak, Hardness, Structure, Cleavage, Fracture, Luster, Specific Gravity etc. The strength of Essexite is 120.00 N/mm2. Streak of Essexite is black while its cleavage is . Luster of Essexite is and its fracture is conchoidal. Essexite is opaque in nature. Know all about Essexite , What is Essexite , its composition, features, facts and reserves in next sections.
Know about Composition of Essexite
What is Essexite composed of? Get to know about composition of Essexite here. Essexite definition gives information about the Formation of Essexite and its composition.The composition of Essexite can be further divided into mineral and compound content. The mineral content of Essexite rock includes Augite, Feldspar, Hornblende, Nepheline, Olivine, Plagioclase, Pyroxene and The compound content of Essexite rock includes Aluminium Oxide, Ba, Ca, Cs, Potassium, Rb, Sodium, Sr. Almost all rocks undergo transformation process. Know all about Essexite rock in next section.