Gemstone Presentation.
Some gemstones maybe used in their natural or crystal form due to the very unusual or attractive appearance as they were found (sometimes seen as decorative table top item). Most stones are cut and polished for use as gemstones – as typically found in jewellry. There are two principal methods or processes for presenting the stones – and they are :-
• Stones which are ‘cut’ using a special faceting machine by gri...
