2022 ADVENT CALENDARS-24 CRYSTAL STONE and MINERALS and FOSSILIS24 Days of Christmas Advent Calendar Crystals Rock Gemstone Stone Minerals and Fossils Stunning Specimens from All Over the Wld: Amethyst, Green Aventurine, Citrine, Carnelian, Dalmatian Stone, Howlite, Red Jasper, Lapis Lazuli, Opalite, Rose Quartz, Tiger's eye, Black Obsidian, Clear Quartz, Smoky Quartz, Yellow Jasper, Grey Labradite, Blossom Agate, Cherry Quartz, Gray Agate, Moss Agate, Sodalite, Green Hair Jasper, ect. CHRISTMAS ADVENT CALENDAR 2022Dig out a special crystal stone on every day, The 24-day countdown to Christmas is an exciting time f children.Treasure f 24 Days-Every day befe Christmas, children open a panel to show off a special kind of rock, mineral, fossil gem With this Christmas countdown calendar, they can start a rock collection that they can enjoy all year round PERFECT CHRISTMAS GIFTS F BOYS/ADULTS/GIRLS/KIDSRock mineral collection is a popular hobby. advent calendar rocks, The 24 types of rocks, gems minerals are the perfect way to inspire childrens lasting love f geology, exple the wld teach them to underst these Fossils, rocks crystals