Chalcedony. A semi-valuable gemstone named after the close by city of Chalcedon, which is bought in lots of Istanbul's large number of jewellery stores. There are also four other tram lines linking residential and industrial suburbs while in the northwest with the city centre: T2, that is a nostalgic tram https://istanbul-personal-portfol02345.elbloglibre.com/36795604/facts-about-istanbul-work-revealed