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Meaning of aluminum fluosilicate

alu'minum fluosil'icate

Pronunciation: [key]
— Chem. Chem.
  1. a white, water-soluble powder, Al(SiF), used in the manufacture of optical glass and of synthetic sapphires and rubies.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.