halloysite

noun

hal·​loy·​site
həˈlȯiˌsīt,
haˈ-,
-ˌzīt
plural -s
: a clay mineral Al2Si2O5(OH)4.n H2O occurring in soft white or light-colored masses and in at least two states of hydration n =2, n =4

Word History

Etymology

French, from Omalius d'Halloy †1875 Belgian geologist + French -ite

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Dictionary Entries Near halloysite

Cite this Entry

“Halloysite.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/halloysite. Accessed 20 Jun. 2024.

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