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Ch. 3: Cutting and Fashioning of Precious Stones

Ch. 3: Cutting and Fashioning of Precious Stones Page of 149 Ch. 3: Cutting and Fashioning of Precious Stones Text size:minus plus Restore normal size   Mail page  Print this page
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PRECIOUS STONES.
be arranged into the two groups—(i) those having plane surfaces ; (2) those having curved surfaces : but, under special circumstances, facets or plane surfaces are occasionally associated with curved surfaces in the same specimen. The further subdivision of the two groups of forms may be tabulated thus :
A few words descriptive of each of these modes of cutting stones may now be given.
The old brilliant-cut, though susceptible of many small modifi­cations as to the size of the facets, their mutual proportions and inclinations, and even their number, requires, when perfect, 58 facets thus arranged :
Ch. 3: Cutting and Fashioning of Precious Stones Page of 149 Ch. 3: Cutting and Fashioning of Precious Stones
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