Rock Tumbler Refill – 5 Pound Mix of Rocks and Gemstones for Rock Tumblers, Includes Agate, Jasper, retailer Petrified Wood

NATIONAL GEOGRAPHIC Rock Tumbler Refill – 5 Pound Mix of Rocks and Gemstones for Rock Tumblers, Includes Agate, Jasper, Petrified Wood, Gemstone, and More, 5 Jewelry Settings and Polishing Grit



ENORMOUS VARIETY - This rock tumbler refill kit has 5 pounds of unpolished rocks and gemstones consisting of a 1-pound gemstone mix, 1-pound agate mix, 1-pound Madagascar mix, 1-pound jasper mix, and 1-pound petrified wood mix

ROCK POLISHING GRIT – There are 20 total rock tumbler grit packets in the kit, enough for five complete tumbling cycles with any rock tumbler

JEWELRY SETTINGS – Once your rocks are polished, use the 5 included jewelry settings to create beautiful keepsakes or use the included storage pouch to keep your favorite specimens all in one place

DETAILED LEARNING GUIDE – The learning guide includes polishing instructions along with fascinating information about the stones in the kit

RESPECTED QUALITY - National Geographic is proud to provide only the highest quality STEM toys and all our kits are backed by our 100% satisfaction guarantee retailer