from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A monoclinic-prismatic white mineral containing boron, calcium, hydrogen, and oxygen.
from the GNU version of the Collaborative International Dictionary of English
- n. A hydrous borate of lime, from Oregon.
from The Century Dictionary and Cyclopedia
- n. A hydrous borate of calcium, of a compact chalky appearance, often in rounded nodules, found in Oregon. Pandermite is similar to it, and both minerals are closely related to colemanite.