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The company opened its first branded retail jewellery store at Kolkata and Ahmedabad in October 2007. [citation needed] The company proposed an initial public offer of 14,269,831 equity shares in 2010. [11] In 2013 the company operated through 46 stores [12] in 34 cities including the existing two large format stores located at Mumbai and ...
The Old Silver Mint house at 60 Strand road, Kolkata, now occupied by the CRPF. Reverse of the 1835 One Rupee coin, struck on the name of King William IV of England, minted in Calcutta. In March 1824, the foundation of the third Calcutta Mint was laid on Strand Road and was opened for production from 1 August 1829.
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.
English: This chart shows the nominal price of gold along with the price in 1971 and 2011 dollars (adjusted based on the consumer price index). The historical gold price was obtained from www.igolder.com; CPI was obtained from www.rateinflation.com. The data is in section Chart Data.
The proportions of silver and gold can vary widely. Doré bars weigh as much as 25 kg. During the 19th century gold rushes, gold nuggets and dust were melted into crude gold bars mistakenly called "bullion" by miners. They were, more accurately, doré bars with higher contents of silver and other adulterants than the mints would accept.
For example, knowing that standard 18-carat yellow gold consists of 75% gold, 12.5% silver and the remaining 12.5% of copper (all by mass), the volume of pure gold in this alloy will be 60% since gold is much denser than the other metals used: 19.32 g/cm 3 for gold, 10.49 g/cm 3 for silver and 8.96 g/cm 3 for copper.