The Arrival of Colour in Indian Coinage: A New Chapter Begins
The introduction of colour coins marked an important technological and aesthetic milestone in the history of modern India coinage. The ₹100 commemorative coins issued for the 10th Anniversary of Make in India and for 100 Years of Electrification in Indian Railways represented a significant transition in the visual language of Indian numismatics. According to the release sequence, the Make in India coin holds the distinction of being the first coloured coin of Republic India, followed by the Railway Electrification coin as the second such issue. These coins therefore stand at the beginning of a new chapter in the evolution of commemorative coin production. Although one can refer to articles such as “ Understanding the Minting Process of Colored Coins ” to gain insight into the general manufacturing process, the Make in India and Railway Electrification coins were issued in a commonly used silver-based quaternary alloy, typically comprising 50% silver, 40% copper, 5% nickel, and 5% ...