Websterite is ultramafic and ultrabasic rock that consists of roughly equal proportions of orthopyroxene and clinopyroxene. It is a special type of pyroxenite.
From the town of Webster located in North Carolina
Coarse Grained Rock, Opaque Rock
Clastic, Granular, Phaneritic, Porphyritic
Black to Grey, Bluish - Grey, Dark Greenish - Grey, Green, Light Greenish Grey
Layered, Banded, Veined and Shiny
Countertops, Decorative Aggregates, Entryways, Floor Tiles, Flooring, Interior Decoration
As Building Stone, As Facing Stone, Garden Decoration, Paving Stone
As Dimension Stone, Building houses or walls, Cement Manufacture, Construction Aggregate, for Road Aggregate
Cemetery Markers, Commemorative Tablets, Creating Artwork, Laboratory bench tops, Jewelry, Sea Defence, Tombstones
Generally rough to touch, Is one of the oldest rock
Archaeological Significance
Websterite can be formed as cumulates in ultramafic intrusions by accumulation of pyroxene crystals at the base of the lava chamber.
Amphibole, Augite, Bronzite, Chromite, Diopside, Enstatite, Garnet, Hornblende, Hypersthene, Magnetite, Pyroxene
Aluminium Oxide, CaO, Chromium(III) Oxide, Iron(III) Oxide, Potassium Oxide, MgO, Sodium Oxide, Silicon Dioxide, Sulfur Trioxide
Burial Metamorphism, Impact Metamorphism
Biological Weathering, Chemical Weathering, Mechanical Weathering
Chemical Erosion, Coastal Erosion, Glacier Erosion, Water Erosion, Wind Erosion
White, Greenish White or Grey
Dull to Vitreous to Submetallic
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 Websterite
What is Websterite? In this section, we will learn more about properties of Websterite i.e. physical and thermal properties. Physical properties of Websterite include Color, Streak, Hardness, Structure, Cleavage, Fracture, Luster, Specific Gravity etc. The strength of Websterite is 95.00 N/mm2. Streak of Websterite is white, greenish white or grey while its cleavage is . Luster of Websterite is dull to vitreous to submetallic and its fracture is uneven. Websterite is opaque in nature. Know all about Websterite, What is Websterite, its composition, features, facts and reserves in next sections.
Know about Composition of Websterite
What is Websterite composed of? Get to know about composition of Websterite here. Websterite definition gives information about the Formation of Websterite and its composition.The composition of Websterite can be further divided into mineral and compound content. The mineral content of Websterite rock includes Amphibole, Augite, Bronzite, Chromite, Diopside, Enstatite, Garnet, Hornblende, Hypersthene, Magnetite, Pyroxene and The compound content of Websterite rock includes Aluminium Oxide, CaO, Chromium(III) Oxide, Iron(III) Oxide, Potassium Oxide, MgO, Sodium Oxide, Silicon Dioxide, Sulfur Trioxide. Almost all rocks undergo transformation process. Know all about Websterite rock in next section.