Weight of an Australian half gold sovereign?

Discussion in 'World Coins' started by gthawus, Dec 19, 2014.

  1. gthawus

    gthawus New Member

    x 1900 Aust half Sovereign rev.jpg x 1900 Aust half Sovereign obv.jpg Hi! I'm puzzled. I've had this 1900 Sydney coin a long time and have always known it to be fake. See the rev side where the plating has been ground off. And you can't see it well in the pic but the rider's high points, his upper arm and helmet are of a different color, like brass. Anyway, what puzzles me is that the coin weighs 3.91 grams and an authentic coin weighs 3.981 grams. The difference could be the material that's been removed. My question is.. is it common for a fake to be of the exact correct weight? How could it be made and of what material so that it weighs so correctly? Anybody have an idea? Thanks, gthawus
     
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  3. daveydempsey

    daveydempsey Well-Known Member

    Tungsten is an metal that weighs nearly the same as gold but costs a little over $1 an ounce.
     
    712 likes this.
  4. 712

    712 Constatutionalist, U.S.N. Viet Nam vet 66'

    IMO, not always right

    I believe you have the newly minted weight wrong should be 3.994 g, 19mm, one of the highest minted coins of the type at 260,000 for the Sydney mint in 1900.looks real to me, I've checked it against the real thing, everything looks correct and it looks like it has lost a good chunk of metal and the coin has been circulated which will count for a little loss. The next thing is to check the gold content which won't ruin the coin its already there. The gold content should be .917 If that's right then you should have the real deal.
    But then Daveydempsey could be right on made of tungsten, if it is then its a good counterfiet
     
    Last edited: Dec 19, 2014
  5. gthawus

    gthawus New Member

    Thanks guys. I don't see how it can be authentic. Look at the lower left area of the scratching/grinding on the reverse. You can see the edge of the plating. I wasn't aware of tungsten being a base for this sort of thing. Funny how your curiosity gets going on something like this. I'm not very good on the internet, but it's amazing how information can be gathered and researched.
     
  6. 712

    712 Constatutionalist, U.S.N. Viet Nam vet 66'

    FYI, go to this site and look around, you can add your coins as an inventory and most US and world coins are on there. I use it from time to time, I used it for your coin
    http://en.numista.com/
     
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