Michael Foster wrote:

> 
> I don't how others have done this, but here's what I did some years back.
> I used spectroscopic grade carbon rods, so virtually no chance of
> contamination.  An arc was struck between the rods at 35VDC, don't know
> what the current was, but the rods were held by hand and rubbed against each
> other until a significant amount of "slag" was collected below them in a
> ceramic crucible.
> 
> A strong magnet was used to separate the resulting magnetic particles. Some of
> these particles were pounded with a hammer to see if they were malleable, and
> in fact they flattened out into shiny little disks.  In other words, they're
> metal.
> 
> The rest of the particles were dissolved in HCl and then given a ferricyanide
> test for iron. You get that beautiful blue color.  What else do you want?

Did you find any gold? ;-)

Harry

Reply via email to