GIBBSITE
gibbsite
(noun) white crystalline mineral consisting of aluminum hydroxide; a constituent of bauxite and a source of alumina
Source: WordNet® 3.1
Etymology
Noun
gibbsite (countable and uncountable, plural gibbsites)
(mineral) A mineral with monoclinic crystals, usually white but can have different colors, Al(OH)3.
Source: Wiktionary
Gibbs"ite, n. Etym: [Named after George Gibbs.] (Min.)
Definition: A hydrate of alumina.
Source: Webster’s Unabridged Dictionary 1913 Edition
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22 May 2025
BOLLARD
(noun) a strong post (as on a wharf or quay or ship for attaching mooring lines); “the road was closed to vehicular traffic with bollards”
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