Metal Compositions on Indian Coins

This index gives you the idea of metal compositions on definitive and commemorative coins issued from 1950 to till date of Republic India. This list will be updated periodically.

Metal	Composition
Aluminum-Bronze	Copper (92%), Aluminum (6%), Nickel (2%)
Aluminum	Aluminum (96.5% ~ 96%), Magnesium (3.5% ~ 4%)
Bronze	Copper (97%), Zinc (2.5%), Tin (0.5%)
Copper-Nickel / Cupro-Nickel	Copper (75%), Nickel (25%)
Nickel	Nickel (100%)
Nickel-Silver	Copper (60%), Zinc (20%), Nickel (20%)
Nickel-Brass	Copper (75%), Zinc (20%), Nickel (5%)
Bi-Metallic	Outer Ring: Aluminum-Bronze, Inner Ring: Copper-Nickel
Bi-Metallic	Outer Ring: Nickel-Brass, Inner Ring: Nickel-Silver
Bi-Metallic	Outer Ring: Nickel-Silver, Inner Ring: Nickel-Brass
Silver (50%) / Quaternary Alloy	Silver (50%), Copper (40%), Nickel (5%), Zinc (5%)
Silver (80%)	Silver (80%), Copper (20%)
Silver (92.5%)	Silver (92.5%), Copper (7.5%)
Silver (99.99%)	Pure Silver (999)
Stainless Steel / FSS	Iron (83%), Chromium (17%)