Dictionary
bo•ra•cite
Pronunciation: (bôr'u-sīt", bōr'-), [key]—
n.
a strongly pyroelectric mineral, a borate and chloride of magnesium, Mg
6Cl
2B
14O
26, occurring in white or colorless cubic crystals or fine-grained masses.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.