NATIONAL GEOGRAPHIC Rock Tumbler Refill Kit – Gemstone Mix of 9 varieties including Tiger's Eye Amethyst and Quartz Comes with 4 grades Grit Jewelry Fastenings detailed Learning Guide

Four grades of grit: Coarse medium fine polish. Transform your stones from rough rocks to dazzling gemstones! Jewelry fastenings: 1 necklace 1 set of earrings 1 keychain 1 ring. Create custom jewelry from your newly polished gemstones! Manufactured by NATIONAL GEOGRAPHIC. Learning guide: our learning guide will teach you all about these unique gemstone specimens and includes many amazing and fascinating facts Respected quality – NATIONAL GEOGRAPHIC is proud to provide only the highest quality toys and all our kits are backed by our 100% satisfaction guarantee Gemstones of nine varieties: tiger's eye amethyst Aventurine rose quartz red jasper agate Sodalite Dalmatian jasper hematite. (1lb in total)