RALSTONITE

Ral"ston*ite, n. Etym: [So named after J. G. Ralston of Norristown, Penn.] (Min.)

Definition: A fluoride of alumina and soda occurring with the Greenland cryolite in octahedral crystals.

Source: Webster’s Unabridged Dictionary 1913 Edition



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Word of the Day

23 December 2024

QUANDONG

(noun) Australian tree having hard white timber and glossy green leaves with white flowers followed by one-seeded glossy blue fruit


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