Smith, Marcell Nelson, 1854- [from old catalog] · Boston, Mass., Printed for Smith Patterson company by Griffith-Stillings press · leaf 45
cleavage lines. The diamond saw isabout three and one half inches in diameter, andconsists of a very thin piece of a special alloy,the edge of which is treated with diamonddust. The work is done very slowly, severalhours being required to cut one diamond, so thatone workman operates a large number… … THE CUTTING OF A DIAMOND ONE STONE IS SEEN IN THE LATHE, WHILE THE OTHER IS FIXED INTHE END OF THE TOOL HELD BY THE WORKMAN DIAMOND CUTTING 31 the location of the table, which when decidedupon is marked with an ink circle. The next step in the process is that called Diamondcutting. This work was…
Precious stones · Gems
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