Chalcedony. A semi-treasured gemstone named following the nearby town of Chalcedon, and is sold in a lot of Istanbul's multitude of jewellery stores. Town, lying on two diverse continents and separated through the Bosphorus, is linked by three bridges as well as a tunnel. The bridge while in the south, https://hectorpjdwn.blogolize.com/the-5-second-trick-for-istanbul-wordpress-75937394