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The India Government Mint, Noida, is one of the four mints in India; based in Noida, in the state of Uttar Pradesh, the mint started production on 1 July 1988 and is the only India Government Mint established since India became an independent country in 1947. [2]
New coins have been produced annually since then and they make up a valuable aspect of the Indian currency system. Today, circulating coins exist in denominations of 1, 2, 5, 10, and 20 rupees. All of these are produced by four mints located across India, [2] in Kolkata, Mumbai, Hyderabad, Noida.
The new 20 rupee coin is a circle (it is 12 edged*) with a diameter of 27mm (millimeters) and weight of 8.54 grams. The outer ring is composed of 65% copper, 15% zinc and 20% nickel whereas the inner ring (centre piece) is composed of 75% copper, 20% zinc and 5% nickel. Designed with the help of students of National Institute of Design ...
Mint marks: Mumbai = ⧫ Mumbai Proof issues = B Hyderabad = * Noida = ° Kolkata = No mint-mark: Circulation: In-circulation: Obverse; Design: State Emblem of India with country name. Reverse; Design: Face value and year
The corporation was incorporated by taking over two security presses at Nashik and Hyderabad, two currency note presses at Dewas and Nashik, four mints at Mumbai, Kolkata, Hyderabad and Noida and one security paper mill at Narmadapuram which were working under the direct administrative control of the Ministry of Finance and the Department of Economic Affairs.
Mumbai Mint has a state-of-the-art gold refining facility up to 999.9. Hyderabad Mint has electrolytic silver refining facility up to 999.9. Commemorative coins are made at Mumbai and Kolkata. Kolkata and Hyderabad have facilities for making medallions, too. The Noida mint was the first in the country to mint coins of stainless steel.
Mint marks: Mumbai = ⧫ Mumbai Proof issues = B Hyderabad = * Noida = ° Kolkata = No mint-mark: Circulation: In circulation: Catalog number: KM#398, KM#374 and KM#70 to KM#55: Obverse; Design: State Emblem of India with country name: Reverse; Design: Face value and year flanked by National flower of India
Reverse of a 10 Rupee coin of India in off metal strike (a mint-made error) in full nickel-brass, while the center should be made of nickel-silver to make it a bimetallic coin. The third design of the ₹10 coin, minted since 2011 features the lettering "भारत" on left and "INDIA" on right on the outer rings, and the year of mint and ...