[Jewelry making - Article 00553] - Re: [Orchid] Heat hardening

[Peter W . Rowe]

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>     Gold silver alloys can  age harden   with a maximum hardness at
>     about 35% silver. The silver gold system does not harden as much
>     as the gold copper one. 

    Are you sure about this Jesse?  From what I've read, silver and gold
    are completely intersoluable at all temperatures.  That would suggest
    to me that precipitation hardening shouldn't occur.  I've not tested
    this,  just trying to think it through here... 

Peter



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