Andesite is a dark, fine-grained, brown or greyish intermediate volcanic rock which is a commonly found in lava
From Andes mountains, where it is found in abundance
Fine Grained Rock, Opaque Rock
Bluish - Grey, Grey, Pink, Yellow
Decorative Aggregates, Floor Tiles, Homes, Interior Decoration, Kitchens
Office Buildings, Roof Tiles
Cobblestones, Construction Aggregate, for Road Aggregate
Artifacts, Monuments, Sculpture, Small Figurines
Commemorative Tablets, Creating Artwork
Generally rough to touch, High silica content, Is one of the oldest rock
Archaeological Significance
Middle of the Earth in Ecuador
Andesite is a fine-grained igneous rock that forms when the magma is erupted onto the surface and is crystallized quickly.
Amphibole, Apatite, Biotite, Feldspar, Garnet, Hornblade, Ilmenite, Magnetite, Plagioclase, Pyroxene, Zircon
Burial Metamorphism, Cataclastic Metamorphism, Contact Metamorphism, Hydrothermal Metamorphism, Impact Metamorphism, Regional Metamorphism
Biological Weathering, Chemical Weathering, Mechanical Weathering
Chemical Erosion, Coastal Erosion, Glacier Erosion
Heat Resistant, Pressure Resistant, Wear Resistant
Deposits in Eastern Continents
India, Indonesia, Japan, Nepal, South Korea
Egypt, Ethiopia, Morocco, Namibia, South Africa, Tanzania
Austria, Finland, Germany, Italy, Romania, Turkey, United Kingdom
Deposits in Western Continents
Argentina, Bolivia, Chile, Colombia, Ecuador, Peru, Venezuela
Deposits in Oceania Continent
New South Wales, New Zealand, Western Australia
Learn more about Properties of Andesite
What is Andesite? In this section, we will learn more about properties of Andesite i.e. physical and thermal properties. Physical properties of Andesite include Color, Streak, Hardness, Structure, Cleavage, Fracture, Luster, Specific Gravity etc. The strength of Andesite is 225.00 N/mm2. Streak of Andesite is white while its cleavage is . Luster of Andesite is vitreous and its fracture is uneven. Andesite is opaque in nature. Know all about Andesite, What is Andesite, its composition, features, facts and reserves in next sections.
Know about Composition of Andesite
What is Andesite composed of? Get to know about composition of Andesite here. Andesite definition gives information about the Formation of Andesite and its composition.The composition of Andesite can be further divided into mineral and compound content. The mineral content of Andesite rock includes Amphibole, Apatite, Biotite, Feldspar, Garnet, Hornblade, Ilmenite, Magnetite, Plagioclase, Pyroxene, Zircon and The compound content of Andesite rock includes Silicon Dioxide. Almost all rocks undergo transformation process. Know all about Andesite rock in next section.