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philipstadite

noun
phil·​ip·​stad·​ite | \ ˈfilə̇pˌstäˌdīt\
plural -s

Definition of philipstadite

: a mineral approximately Ca2(Fe, Mg)5(Si, Al)8O22(OH)2 consisting of silicate of calcium, iron, magnesium, and aluminum and belonging to the amphibole group

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History and Etymology for philipstadite

Philipstad, Sweden, its locality + English -ite

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