Chalcedony. A semi-important gemstone named once the nearby city of Chalcedon, and is sold in a lot of Istanbul's large number of jewellery outlets. Over the Bosphorus to east is Asian Side, centred around the historic districts of Kadıköy and Üsküdar, and maybe greatest symbolized by Maiden’s Tower, Found at https://beaufuhzt.bloggactif.com/38371960/not-known-details-about-wordpress-kursu-istanbul