GOLD (Au)

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GOLD (Au)

The nature of gold

  • pure gold is a basic element (Au) like other metals such as iron (Fe), aluminium (Al) and titanium (Ti)
  • specific gravity 19.3 g/cm3 (aluminium 2.7 - iron 7.87 ľ titanium 4.53)
  • melting point 1064°C (aluminium 659°C - iron 1539°C ľ titanium 1750°C)

LOD 750 ?

  • 18 carat = 750 =

75% pure gold
25% copper/silver

24Ct 999 = pure gold
14Ct 585 = 68.6% pure gold
8Ct 333 = 33.3% pure gold

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