Dictionary
lang•bein•ite
Pronunciation: (lang'bī-nīt", läng'-), [key]—
n.
a mineral, K
2Mg
2(SO
4)
3, occurring in marine salt deposits, used as a fertilizer because of its potassium content.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.