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Dictionary


crookes•ite



Pronunciation: (krook'sīt), [key]
n.
a rare mineral, selenide of copper, thallium, and silver, (Cu, Tl, Ag)2Se, occurring in steel-gray, compact masses.

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

Crookes dark spaceCrookes radiometer

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