stokesite

noun

stokes·​ite

ˈstōkˌsīt

plural -s

: a mineral CaSnSi₃O₉.2H₂O consisting of a hydrous silicate of calcium and tin and occurring in colorless orthorhombic crystals (hardness 6, specific gravity 3.2)

Word History

Etymology

Sir George G. Stokes †1903 British mathematician and physicist + English -ite

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