Pink ChalcedonyA pink chalcedony shows off its beauty. Chalcedonies include many types of cryptocrystalline quartz gems and feature a number of different colors. Geologists can tell a chalcedony ...

This is a two-day event that began at 9 a.m. and ended at 6 p.m. John Rogers is vice president of the Mississippi Gem and Mineral Society. Rogers said that this event is showcasing types of rocks that ...