from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A monoclinic-prismatic mineral containing aluminum, calcium, fluorine, hydrogen, oxygen, and sodium.
from the GNU version of the Collaborative International Dictionary of English
- n. A fluoride of aluminium, calcium, and sodium occurring with the cryolite of Greenland.
from The Century Dictionary and Cyclopedia
- n. A hydrous fluoride of aluminium, calcium, and sodium, found with pachnolite and cryolite in Greenland, also in Colorado.
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