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" Essays, iv. p. 34. Pryce, in Mineral. Cornub., p. 49, says, " The late Dr. J. Lawson, observing that the flowers of lapis calaminaris were the same as those of zinc, and that its effects on copper were also the same with that semi-metal, never remitted... "
Mineralogia Cornubiensis: A Treatise on Minerals, Mines, and Mining ... - الصفحة 46
بواسطة William Pryce - 1778 - عدد الصفحات: 331
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The Critical Review: Or, Annals of Literature, المجلد 61

Tobias Smollett - 1786
...for they do not refer to any written account. Thus Dr. Pryca fays, " the ]ate Dr. I. Lawfon obferving that the flowers of lapis calaminaris were the fame...its effects on copper were alfo the fame with that femi-metal, never remitted his endeavours till he found the method of feparating pure zinc from that...

Chemical Essays, المجلد 4

Richard Watson - 1788
...fimilis in igne color, fimilis tindtura cupri, « aug•fays, « * the late Dr. I. Lawfon obferving that the flowers of lapis calaminaris were the fame...its effects on copper were alfo the fame with that femimetal, never remitted his endeavours till he found the method of feparating pure zinc from that...

Chemical Essays, المجلد 4

Richard Watson - 1788
...« * the late Dr. I. Lawfon obferving that the flowers of lapis calaminaris were the fame as thofeof zinc, and that its effects on copper were alfo the fame with that lemimetal, never remitted his endeavours till he found the method of feparating pure zinc from that...

A History of Inventions and Discoveries, المجلد 3

Johann Beckmann - 1814
...lapis calaminaris were the same as those of zinc, and that its effects on copper were also the same with that semi-metal, never remitted his endeavours till he found the method of separating pure zinc from that ore." The same account is given in the supplement to Chambers's Dictionary,...

A history of inventions and discoveries, tr. by W. Johnston. Vol ..., المجلد 3

Johann Beckmann - 1817
...lapis calaminaris were the same as those of zine, and that its effects on copper were also the same with that semi-metal, never remitted his endeavours till he found the method of separating pure zinc from that ore." The same account is given in the supplement to Chambers's Dictionary,...

A History of Inventions, Discoveries, and Origins, المجلد 2

Johann Beckmann - 1846
...lapis calaminaris were the same as those of zinc, and that its effects on copper were also the same with that semi-metal, never remitted his endeavours till he found the method of separating pure zinc from that ore." The same account is given in the supplement to Chambers's Dictionary,...




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