Chalcedony. A semi-treasured gemstone named following the nearby city of Chalcedon, which is marketed in most of Istanbul's multitude of jewellery outlets. What’s more, its interesting history as church, mosque and museum help it become town’s most revealing time capsule. Looted by marauding Crusaders in the 13th century, stormed by https://wordpressinstallieren57899.blazingblog.com/36716563/istanbul-personal-portfolio-wordpress-theme-for-dummies