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    Whodathunkit. A friend I met in the Navy in the...

    Whodathunkit. A friend I met in the Navy in the 60's grew up in northern Iowa and said that that stuff grew wild along drainage ditches when he was a kid. It was originally cultivated there for...
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    Wow! Leave to the ancient Romans to find a use...

    Wow! Leave to the ancient Romans to find a use for one on the nastiest plants on Earth.....Gorse, the bane of the Oregon coast. Dense growth, extremely prickly, originally imported and planted...
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    Have you done any research as to who is willing...

    Have you done any research as to who is willing to buy what you may find? If you find platinum nuggets then that shouldn't be a problem (collectors) but if you have just concentrated fines then it...
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    EDIT....MISSED YOUR POST BEFORE I MADE THIS ONE....

    EDIT....MISSED YOUR POST BEFORE I MADE THIS ONE.

    Apparently gold and several other elements including platinum are diamagnetic. I read that it has the most effect on the smallest of particles so...
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    The most basic principal about dry washers is...

    The most basic principal about dry washers is that they do concentrate the most dense particles. I don't recall ever seeing that a static charge on the cloth/particles is the key factor in recovery....
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