from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A monoclinic-prismatic mineral containing barium, boron, oxygen, silicon, sodium, and titanium.
from The Century Dictionary and Cyclopedia
- n. A titanosilicate of barium and sodium, which occurs in wedge-shaped monoclinic crystals, white to grayish blue in color, with vitreous to pearly luster: obtained from southern Greenland.
Sorry, no example sentences found.