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prehn•ite



Pronunciation: (prā'nīt, pren'īt), [key]
n.
a mineral, hydrous calcium aluminum silicate, Ca2Al2Si3O10(OH)2, occurring in light-green reniform aggregates or tabular crystals.

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

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