a. [a. F. argental (Haüy): see prec. and -AL 1.] Of silver; as in Argental Mercury, the Amalgam of Dana.

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1816.  P. Cleaveland, Min., 444.

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1819.  Pantolog., Argental Mercury, a native amalgam of silver … It received its present appellation from C. Haüy.

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