15 Semiprecisous Gemstones Polished Natural Box Collection, Large 3/4 to 1 inch (Set 4) Natural Stones Imported A beautiful collection of polished gemstones is a must for the beginner or seasoned gemstone collector. Natural polished stone, size between 3/4 to 1 inch (diagonal) Great for kids (Age 3+), gifts, stone collectors, geology studies, desktop decoration Must have for the beginner or seasoned gemstone collector. Containing 1 of each: Dendritic Agate, Blue Agate, Moss Agate, Green Aventurine, Three-color Jade, Lemon Jade, Amethyst, Xiu Jade, Red Jasper, Dumortierite, Red Aventurine, Yellow Jade, Petrified Wood, Tiger Eye, Moonkaite