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philipstadite
noun
phil·ip·stad·ite
\ˈfilə̇pˌstäˌdīt\
Definition of philipstadite
-s
: 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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Origin and Etymology of philipstadite
Philipstad, Sweden, its locality + English -ite
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