from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A natural white or colorless hydrated calcium borate, Ca2B6O11·5H2O, a principal source of borax.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A white, grey or colorless mineral form of calcium borate; a principal source of boron.
from the GNU version of the Collaborative International Dictionary of English
- n. A hydrous borate of lime occurring in transparent colorless or white crystals, also massive, in Southern California.
from The Century Dictionary and Cyclopedia
- n. A hydrous calcium borate, occurring in white to colorless monoclinic crystals with brilliant luster, and also in white compact masses, in California. In composition it is nearly identical with priceite.
After William Tell Coleman (1824-1893), American merchant in California.(American Heritage® Dictionary of the English Language, Fourth Edition)
Coleman + -ite, named after William Tell Coleman (1824-1893) in 1884. (Wiktionary)