This refill pack contains a mixture of semi precious jasper from around the world. Your young scientist will have a blast running these pieces through the rock tumbler (sold separately) to transform them from rough rocks into polished gems! This set includes jewelry settings so they can create their own ring, earrings and necklace with the shiny stones.
Kit includes eight jasper varieties: red, Dalmatian, mookaite, kambaba, zebra, picture, polychrome, and yellow
- Four grades of silicone carbide grit: coarse, medium, fine and polish
- Jewelry settings include: ring, earrings, keychain and necklace
- Learning guide and instructions
- Rock tumbler sold separately