Minerals and Metals in Ancient India v1.c26.3

v1.c26.3

Fusion of zinc with copper increases the strength, hardness and toughness of the latter. When the alloy is composed of 10 to 18 per cent of zinc it has the pleasing golden yellow colour. It can also take very high polish and literally glitter like gold. For this property, brass has been widely used for casting statuary, covering temple roofs, fabricating vessels etc.