from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A variety of triphylite that is a mixed phosphate of lithium and manganese.

from the GNU version of the Collaborative International Dictionary of English

  • n. A phosphate of manganese and lithium; a variety of triphylite.

from The Century Dictionary and Cyclopedia

  • n. A variety of triphylite containing a large amount of manganese. It occurs at Branchville in Connecticut.


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