I would not rely solely on the weight to identify a coin for its gold content.
Tungsten has the same density as gold and has been used to fake gold bars held by the Hong Kong bankers.
http://gold-quote.net/en/articles/f...old-bars.php
Tungsten has the same density as gold and has been used to fake gold bars held by the Hong Kong bankers.
http://gold-quote.net/en/articles/f...old-bars.php



















