| 单词 | siderographite |
| 释义 | > as lemmassiderographite ΚΠ 1820 J. Torrey in Amer. Jrnl. Sci. 2 176 I have just discovered a new mineral, or one which I cannot find described. It is a compound of metallic iron and plumbago... I have called it Sidero-graphite. 1896 A. H. Chester Dict. Names Minerals 248 Siderographite,..considered a native compound of iron and graphite, but probably a furnace product. < as lemmas |
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