| 单词 | hog-tooth spar |
| 释义 | > as lemmashog-tooth spar ΚΠ 1791 W. Nicholson tr. J. A. C. Chaptal Elements Chem. II. 20 When the pyramics is long and sharp, it [sc. calcareous spar] is called dog-tooth spar, or hog-tooth spar. 1835 E. Hitchcock Rep. Geol. Mineral. Bot. & Zool. Mass. 489 The pseudomorphous crystals are very perfect, and have the form of hog tooth spar. 1896 A. H. Chester Dict. Names Minerals 122 Hog-tooth spar, like dog-tooth spar, a popular name for calcite, occurring in acute scalenohedrons. < as lemmas |
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