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单词 pyroguanite
释义

> as lemmas

pyroguanite
pyroguanite n. [ < pyro- comb. form + guano n. + -ite suffix1] Mineralogy Obsolete rare hard guano, formerly thought to have been hardened by the action of heat.
ΚΠ
1856 C. U. Shepard in Amer. Jrnl. Sci. 22 96 Pyro-guanite minerals. The three following species occur at Monk's Island.
1868 J. D. Dana Syst. Mineral. (ed. 5) 535 Shepard's Pyroclasite..is nothing but the hard guano from Monk's Island, Caribbean sea, the mass of which he named Pyroguanite, under the wrong idea of its having undergone the action of heat.
extracted from pyro-comb. form
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as lemmas
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