Diamonds and precious stones, a popular account of gems .. (1874)
Dieulafait, Louis, b. 1830, Sanford, Fanchon, tr · New York, Scribner, Armstrong, and Company · leaf 104
n fixed the upper end of the wire in a cork, and placed in the little receptacle the diamond to be burned. A phial filled with oxygen was at hand. By aid of a blowpipe the temperature ofthe diamond and its support was elevated to white COMPOSITION OF DIAMOND. S^ heat, and then was plunged quickly… … Fig- 33—Combustion of the Diamond in Oxygen. M. Morren has also proved that the diamondburns in layers : for if the combustion is arrested atany period, the special system of crystallization isstill regularly displayed. This is a very important point, since it excludesall idea of fusion for the…
Precious stones · Diamonds · Gems
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