bn:03506197n
Noun Concept
Categories: Glass in nature, Volcanic rocks, Igneous petrology, All articles needing additional references, Tephra
EN
scoria  cinder  Scoriaceous
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Scoria is a pyroclastic, highly vesicular, dark-colored volcanic rock formed by ejection from a volcano as a molten blob and cooled in the air to form discrete grains called clasts. Wikipedia
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EN
Scoria is a pyroclastic, highly vesicular, dark-colored volcanic rock formed by ejection from a volcano as a molten blob and cooled in the air to form discrete grains called clasts. Wikipedia
Type of vesicular volcanic rock. Wikipedia Disambiguation
Type of volcanic rock Wikidata
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