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Dictionary


py•rog•nos•tics



Pronunciation: (pī"rug-nos'tiks), [key]
n.pl.
those properties of a mineral that it exhibits when heated, alone or with fluxes, in the blowpipe flame, as the fusibility, intumescence, or other phenomena of fusion, flame coloration, etc.

Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.

pyrogenouspyrograph

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