Forms of Cutting. 



Plate III. 



la, b, c. Star-cut (of M. Caire). 2a, b. Step-cut, four-sided. 3b. Step-cut, six-sided. 4b, c. Step-cut 



eight-sided. 5 a, b. Mixed-cut. 6 a, b. Cut with double facets. 7 a, b, c. Cut with elongated 



brilliant facets. 8 a, b, c. Maltese cross. 



