Diamonds and precious stones, a popular account of gems .. (1874)
Dieulafait, Louis, b. 1830, Sanford, Fanchon, tr · New York, Scribner, Armstrong, and Company · leaf 238
y, and exclaim, And yetthere are people who maintain that carbon cannotbe volatilized! With all due respect for this emi-nent opinion, it is probable that the carbon was not ARTIFICIAL DIAMOND. 217 volatilized, using that word in its common accep-tation, but that it was merely molecularly… … Fig. 89.—M. Despretzs arrangement for the Production of the Diamond. and incessant, he substituted currents of induction,intermittent and feeble; and in place of continuingtheir action for several hours, maintained them inactivity during entire months. The results of his new experiments M.…
Precious stones · Diamonds · Gems
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