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单词 calc-spar
释义 calc-spar Min.|ˈkælkˈspɑː(r)|
[see calc-.]
Calcareous spar or rhombohedral crystallized carbonate of lime.
1822Mrs. Lowry Convers. Min. II. 28 Most of the fine calcspar of Derbyshire is of a deep topaz yellow colour.1850Daubeny Atom. The. viii. (ed. 2) 267 Why..do the particles of carbonate of lime, assume sometimes the form of calc-spar, sometimes of arragonite?
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更新时间:2024/11/5 21:44:32