vermiculite
English
Etymology
From Latin vermiculus (“wormlet”), for its fibrous nature and tendency to expand into worm-like shapes when heated.
Noun
vermiculite (countable and uncountable, plural vermiculites)
- (mineralogy) A hydrated silicate mineral which expands on heating; it is used in insulation and as a medium for planting.
Translations
mineral
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Further reading
- “Vermiculite” in David Barthelmy, Webmineral Mineralogy Database, 1997–.
- “vermiculite”, in Mindat.org, Hudson Institute of Mineralogy, accessed 29 August 2016.
French
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