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| Re: [Orchid] Ancient gold granulation process | ||
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From: brennan Date: Tue Nov 02 18:04:12 1999 |
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========[ Invite a Friend - http://www.ganoksin.com/invite.htm ]======== India is the place where the process is probably still practiced on the "curbside" in a pattern as close to ancient methods as anyplace. Untract seems to be the authority in English at least. He has his two metal oriented books and a more recent one on jewelry from India. I think he lives in Finland now. Maybe you could try to find him ? I have two older and have to really look at them again. The new one is at the local library and maybe I will be lucky enough to check it out and see what's there. gold should be an ideal material to make small particles since you could pound out very thin leaf and cut this into very small pieces to granulate in a hot carbon bed. Separation by wet flotation should work even with really fine stuff. even air flotation ala 3M Super abrasive grading. As I feel never say never even if you fail. Since you are in Arizona and I am in Texas maybe I can visit if you set up to try this I will dig more, although I thought I was going to go away. Jesse ____________________________________________________________________ T h e O r c h i d L i s t Open Electronic Forum for Jewelry Manufacturing Methods and Procedures ____________________________________________________________________ Orchid FAQ: ~ http://www.ganoksin.com/orchid/faq.htm Orchid Archives: ~ http://www.ganoksin.com/orchid/archive Orchid Galleries: ~ http://www.ganoksin.com/orchid/gallery.htm Invite a Friend: ~ http://www.ganoksin.com/invite.htm ____________________________________________________________________ Tips From The Jeweler's Bench - Article Archive ~ http://www.ganoksin.com/borisat/tip_sear.htm The Jeweler's Selected Bibliography List ~ http://www.ganoksin.com/jewelry-books Buy Orchid Jewelry: ~ http://www.ganoksin.com/shop ____________________________________________________________________ -Unsubscribe: -Email: orchid-request AT ganoksin.com Body=unsubscribe subject=blank ____________________________________________________________________ |
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