Gold single crystal 79Au196.967
Known to ancient civilizations.
[Anglo-Saxon: gold; Latin: aurum]
Description: Gold is a soft metal with a characteristic shiny yellow colour. It has the highest malleability and ducility of any element, and can be beaten into a film only microns thick. Gold is unaffected by air, water, acids (exept aqua regia, HNO3-HCl) and alkalis. It is used as bullion, in jewellery, electronics and glass, to colour it and as a heat reflector.
|Metal single crystal properties|
|Standard size:||diameter 10-20mm
|Orientation:||(100), (110) and (111)|
|Orientation accuracy:||<2°, <1°, <0.5° or <0.1°|
|Polishing:||as cut, one or two sides polished|
|Roughness of surface:||<0.03µm|
|Typical analysis (ppm):||Ag 4.20
Cd < 0.1