gold markings

  1. What does the H.O. mean on this gold ring?

  2. Gold markings?

    First off, I'm sorry the pics arent great. The microscope I have is for coins. Not good for this. So I was going through a rock heap from the quarry. I found these and naturally made me curious. Yal may know straight away, but I have no idea. The larger (about 1/2 inch) one looks like paint...
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