volcanic ash 1
noundomain: substance
EnWordnet [ver.5.0]
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EnglishDefinition
ash that consists of fragments of pulverized rock, minerals and volcanic glass, created during volcanic eruptions and measuring less than 2 mm (0.079 inches) in diameter.
Examples
- 1.The types of minerals present in volcanic ash are dependent on the chemistry of the magma from which it erupted.
