Variolites are a group of dark green basic igneous rocks which exhibit pale colored spots, or spherules, especially on weathered surfaces, that give them a pockmarked appearance
From Latin varius, speckled, variegated
Glassy, Massive, Porphyritic, Scoriaceous, Vesicular
Black, Brown, Light to Dark Grey
Floor Tiles, Flooring, Homes, Hotels, Kitchens
Garden Decoration, Office Buildings
As Dimension Stone, Cobblestones, Rail Track Ballast, Roadstone
Artifacts, Monuments, Sculpture
Cemetery Markers, Creating Artwork
Has High structural resistance against erosion and climate, Very fine grained rock
Archaeological Significance
Variolites are a group of dark green basic igneous rocks that exhibit pale colored spots on weathered surfaces that give them a pockmarked appearance.
Olivine, Plagioclase, Pyroxene
Aluminium Oxide, CaO, Iron(III) Oxide, FeO, Potassium Oxide, MgO, MnO, Sodium Oxide, Phosphorus Pentoxide, Silicon Dioxide, Titanium Dioxide
Burial Metamorphism, Cataclastic Metamorphism, Contact Metamorphism, Hydrothermal Metamorphism, Impact Metamorphism, Regional Metamorphism
Biological Weathering, Chemical Weathering, Mechanical Weathering
Heat Resistant, Pressure Resistant, Wear Resistant
Deposits in Eastern Continents
Deposits in Western Continents
Deposits in Oceania Continent
Learn more about Properties of Variolite
What is Variolite? In this section, we will learn more about properties of Variolite i.e. physical and thermal properties. Physical properties of Variolite include Color, Streak, Hardness, Structure, Cleavage, Fracture, Luster, Specific Gravity etc. The strength of Variolite is 37.50 N/mm2. Streak of Variolite is white to grey while its cleavage is . Luster of Variolite is and its fracture is conchoidal. Variolite is opaque in nature. Know all about Variolite, What is Variolite, its composition, features, facts and reserves in next sections.
Know about Composition of Variolite
What is Variolite composed of? Get to know about composition of Variolite here. Variolite definition gives information about the Formation of Variolite and its composition.The composition of Variolite can be further divided into mineral and compound content. The mineral content of Variolite rock includes Olivine, Plagioclase, Pyroxene and The compound content of Variolite 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 Variolite rock in next section.