Have you ever wondered why the ₹10 coin stands out with its golden rim and silver center? Unlike other coins, the ₹10 coin features a dual-tone design that instantly catches attention. This special appearance isn’t just for looks — it’s the result of a careful combination of metals chosen for durability, security, and identity.
What Metals used in ₹10 coin
The ₹10 coin is a blend of two metals: one for the inner circle and another for the outer ring. The shiny silver middle part is made from cupronickel, a mixture commonly used in coin production. Meanwhile, the golden outer ring is crafted from aluminum bronze, a metal alloy with a warm yellow tone.
| Coin Part | Material | Composition |
|---|---|---|
| Inner Circle | Cupronickel | Copper + Nickel |
| Outer Ring | Aluminum Bronze | 92% Copper, 6% Aluminum, 2% Nickel |
| Coin Weight | Total: 7.71 grams | Outer: 4.45g, Inner: 3.26g |
| Manufacturing Cost | Approx ₹5.54 |
What Makes It Look Golden?
The golden shine of the ₹10 coin isn’t actual gold but comes from aluminum bronze. This alloy’s high copper content gives it that rich hue, while aluminum and nickel provide strength and resistance to wear. That’s why even after years of circulation, the coin maintains its polished, bimetallic look.
Why Use Two Metals in One Coin?
Using two metals in one coin is a strategic decision by the minting authorities. It helps to prevent counterfeiting, enhances visual identification, and adds durability. The combination also helps the coin stand out among other denominations, reducing confusion during daily transactions.
Behind the Scenes: Coin Weight & Composition
A ₹10 coin weighs 7.71 grams in total. The outer golden ring contributes 4.45 grams, while the inner silver section makes up 3.26 grams. The fusion of these parts is done using high-precision techniques to ensure that each coin is uniform and tamper-proof.
Coins with Purpose and Precision
India’s coins have always been a reflection of the country’s evolving technology and craftsmanship. The ₹10 coin’s unique two-tone structure not only makes it distinctive but also tells the story of how metal combinations can influence currency design. Now, the next time you hold one in your hand, you’ll know what gives it that golden glow.
FAQs – Quick Facts About the ₹10 Coin
No, the golden part is made from aluminum bronze, not real gold.
To prevent duplication and make the coin easily identifiable.
It uses cupronickel for the center and aluminum bronze for the outer ring.