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%)

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