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Ch. 8: Gem Cutting

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In large stones it is done by sawing. The portions removed could be converted to smaller stones. (See fig. 38.)
The portion above the girdle is 40% of the portion below the girdle. The upper portion is known as the 'crown' or 'table' and the lower part 'pavilion' or 'base' or'culet'.
Names of facets
The uppermost facet, 'T' is the table, and the lowermost 'C the culet. Omitting these, there may be 56 facets,
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Ch. 8: Gem Cutting Page of 187 Ch. 8: Gem Cutting
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