phillipsite

noun

phil·​lips·​ite
ˈfilə̇pˌsīt
plural -s
: a white or reddish mineral approximately (K2,Na2,Ca)Al2Si4O12.4¹/₂ H2O consisting of a hydrous silicate of potassium, calcium, and aluminum, belonging to the zeolite family, and commonly occurring in complex often cruciform crystals (hardness 4–4.5, specific gravity 2.2)

Word History

Etymology

William Phillips †1828 English mineralogist and geologist + English -ite

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Cite this Entry

“Phillipsite.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/phillipsite. Accessed 5 Nov. 2024.

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