Use of copper and/or tin wheels impregnated with diamond for cutting cultured emeralds is described; development of multiple manual and automated dops makes possible faceting of 30 to 60 stones simultaneously; cultured emeralds of precise size and shape are now available at one-fifth cost of natural stones.
Automation and diamonds speed cutting of cultured emeralds
Indus Diamond Rev
Industrial Diamond Review ; 28 , n 331
1968
4 pages
Article (Journal)
English
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