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Gemstones, Minerals & Fossils
Lapidary
Best faceting prepolish lap
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<blockquote data-quote="yellowsapphire" data-source="post: 343466" data-attributes="member: 10416"><p>Hi rough2cut, we cut sapphire from our mine in the gemfeilds, do you recommend 8000 on a copper lap, and 100,000 on a tin lap, at the moment having a few problems getting supoer fine scratches in the final polish, the are very hard to see, need to keep turning the stone to catch the sratches in the right light using a jewlers loupe, currently using a copper lap with 3000 polish, and a tin lap with 50,000 for the final polish</p></blockquote><p></p>
[QUOTE="yellowsapphire, post: 343466, member: 10416"] Hi rough2cut, we cut sapphire from our mine in the gemfeilds, do you recommend 8000 on a copper lap, and 100,000 on a tin lap, at the moment having a few problems getting supoer fine scratches in the final polish, the are very hard to see, need to keep turning the stone to catch the sratches in the right light using a jewlers loupe, currently using a copper lap with 3000 polish, and a tin lap with 50,000 for the final polish [/QUOTE]
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Gemstones, Minerals & Fossils
Lapidary
Best faceting prepolish lap
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