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 – titanium 4.53)
- melting point 1064°C (aluminium 659°C - iron 1539°C – titanium 1750°C)
LOD 750 ?
- 18 carat = 750 =
75% pure gold
25% copper/silver
14Ct 585 = 68.6% pure gold
8Ct 333 = 33.3% pure gold
