| 单词 | crocus of copper |
| 释义 | > as lemmascrocus of copper a. Old Chemistry. A name given to various yellow or red powders obtained from metals by calcination; as crocus of antimony (crocus antimonii or c. metallorum), a more or less impure oxysulphide of antimony; crocus of copper (c. veneris), cuprous oxide; crocus of iron (c. martis; also in 15th cent. crokefer), sesquioxide or peroxide of iron. ΘΚΠ the world > matter > constitution of matter > granular texture > [noun] > state of being powdery > formed by calcination spodiuma1425 spode1611 crocus1640 saffron1681 society > occupation and work > materials > derived or manufactured material > materials having undergone process > [noun] > calcined spodiuma1425 calxa1475 spode1611 crocus1640 saffron1681 calcination1712 1471 G. Ripley Compound of Alchymy Adm. vi. in E. Ashmole Theatrum Chem. Britannicum (1652) 190 I provyd..the Scalys of Yern whych Smethys do of smyte, Æs Ust, and Crokefer which dyd me never good.] 1640 G. Watts tr. F. Bacon Of Advancem. Learning v. ii. 233 If iron be reduced in Crocum Martis. 1651 J. French Art Distillation v. 135 Quench it in the Oil of Crocus Martis made of the best steele. 1728 F. Nicholls in Philos. Trans. 1727–8 (Royal Soc.) 35 481 Both these..Stones scrape into a deep Crocus. 1753 Scots Mag. 15 40/1 He had put this piece of crocus metallorum into the water. 1770 G. Smith tr. Laboratory (ed. 5) i. 21 Take..crocus veneris an ounce and a half. 1842 J. Liebig & W. Gregory E. Turner's Elements Chem. (ed. 7) 498 The pharmaceutic preparations known by the terms glass, liver, and crocus of antimony. < as lemmas |
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