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单词 ring gold
释义

> as lemmas

ring gold
ring gold n. Obsolete an alloy of copper, silver, and gold.
ΘΚΠ
society > occupation and work > materials > derived or manufactured material > metal > alloy > [noun] > alloy of precious metals > copper, gold and silver
Corinthian brass1601
ring gold1790
Corinth metal-
1790 W. Richardson Chem. Princ. Metallic Arts ii. 165 (heading) Ring-gold.
1825 ‘J. Nicholson’ Operative Mechanic 714 Ring~gold, 6 dwts. 12 grs. Spanish copper [etc.].
1884 C. G. W. Lock Workshop Receipts 3rd Ser. 25/1 Ring gold: 49·60 coin gold, 12·30 silver, 23·60 refined copper.
extracted from ringn.1
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