Ral″ston‐ite (ra̤l″stŭn‐īt), n. [So named after J. G. Ralston of Norristown, Penn.] (Min.) A fluoride of alumina and soda occurring with the Greenland cryolite in octahedral crystals.
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Webster's Dictionary 1913
Webster's Revised Unabridged Dictionary, C. & G. Merriam Co., 1913.