单词 | hornslate |
释义 | † hornslaten. Mineralogy. Obsolete. A schistous form of hornstone. ΘΚΠ the world > the earth > structure of the earth > constituent materials > rock > metamorphic rock > [noun] > schist > varieties of hammochrysos1706 hornslate1791 hornblende slate1794 horn porphyry1794 horn-schist1799 mica-slate1809 green schist1817 hornblende schist1821 kinzigite1878 phyllite1878 spilosite1882 mylonite1885 1791 T. Beddoes in Philos. Trans. (Royal Soc.) 81 60 The Scheibenberg, near Königsbruck, consists of a stone which Mr. Leske knows not whether to call hornslate, or corneous porphyry. 1794 R. Kirwan Elements Mineral. (ed. 2) I. 307 Horn~slate..Schistose Porphyry of Werner. 1799 W. Tooke View Russ. Empire I. 116 Pebbles of hornslate. This entry has not yet been fully updated (first published 1899; most recently modified version published online December 2018). < n.1791 |
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