单词 | grapholite |
释义 | grapholiten. Any species of slate suitable for writing on. ΘΚΠ society > communication > writing > writing materials > material to write on > slate > [noun] slatc1390 slatea1500 grapholite1794 1794 R. Kirwan Elements Mineral. (ed. 2) I. 238 Grapholite (Argillaceous genus), gives a white streak, and is generally used to write upon. This entry has not yet been fully updated (first published 1900; most recently modified version published online March 2018). < n.1794 |
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