Stock up with National Geographic's Raw Gemstone Refill Kit! This Gemstone Refill Kit includes: 9 types of raw gemstones (1 lb in total), 4 courses of polishing grit, 6 jewellery fastenings, and 1 learning guide.
Product name: National Geographic™ Rock Tumbler Refill Pack - Gemstone Mix
Manufacturer number: NGGEMREFILL
Mastermind number: 214447
Shipping weight (lbs): 1.32
Package dimensions (inches): 8 x 3 x 3
Country of Origin: China