Definition
Andesite is a dark, fine-grained, brown or greyish intermediate volcanic rock which is a commonly found in lava
Sovite is a coarse-grained variety of carbonatite which belongs to intrusive igneous rock
History
Origin
North America
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Discoverer
Theodor von Gümbel
Unknown
Etymology
From Andes mountains, where it is found in abundance
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Class
Igneous Rocks
Igneous Rocks
Sub-Class
Durable Rock, Hard Rock
Durable Rock, Soft Rock
Family
Group
Volcanic
Plutonic
Other Categories
Fine Grained Rock, Opaque Rock
Coarse Grained Rock, Fine Grained Rock, Medium Grained Rock, Opaque Rock