[Jewelry making - Article 00658] - Re: [Orchid] Copper to silver weight conversion factor

[Ron Charlotte]

========[ Invite a Friend - http://www.ganoksin.com/invite.htm  ]========

    Copper has a specific gravity of 8.9; Sterling has a specific
    gravity of 10.4. (From the table in Complete Metalsmith, page 175) 

    10.4/8.6=1.21 (give or take a few decimal points). Multiply the
    weight of the copper piece by 1.21 and you will be pretty close. 

Ron Charlotte -- Gainesville, FL
____________________________________________________________________
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
____________________________________________________________________