| 单词 |
plumbaginous |
| 释义 |
plumbaginous, a.|plʌmˈbædʒɪnəs| [f. L. plumbāgo, -in-em plumbago + -ous.] Of the nature of or pertaining to plumbago or graphite.
1796Kirwan Elem. Min. (ed. 2) II. 184 Plombaginous, or micaceous iron ore. 1820Faraday Exp. Res. xvi. (1859) 77 It..considerably resembles the plumbaginous powder..obtained by the action of acid on cast iron. 1845Lyell Trav. N. Amer. I. 249 In the plumbaginous anthracite of Worcester the proportion of volatile matter is about 3 per cent. 1862Dana Man. Geol. v. 77 The variety plumbaginous schist contains plumbago in its layers. |

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