National Geographic Rock Tumbler Refill Kit - 453 g Gemstones for Tumbling with Unpolished Amethyst and Quartz, Rock Tumbler Supplies, Tumbler Grit, Rock Tumblers

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National Geographic 453-Gram Gemstone Tumbler Refill KitNational Geographic Toys

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National Geographic Rock Tumbler Refill Kit - 453 g Gemstones for Tumbling with Unpolished Amethyst and Quartz, Rock Tumbler Supplies, Tumbler Grit

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GEMSTONES OF NINE VARIETIES - Tiger’s Eye, Amethyst, Aventurine, Rose Quartz, Red Jasper, Agate, Sodalite, Dalmatian Jasper, Hematite. (453 g in total).
FOUR GRADES OF GRIT - Coarse, Medium, Fine, Polish. Transform your stones from rough rocks to dazzling gemstones!
JEWELLERY FASTENINGS - 1 Necklace, 1 set of Earrings, 1 Keychain, 1 Ring. Create custom jewellery from your newly polished gemstones!
LEARNING GUIDE - Our Learning Guide will teach you all about these unique gemstone specimens and includes many amazing and fascinating facts!
AWARD-WINNING PRODUCTS - Blue Marble, winner of the Toy Association's prestigious Toy of the Year Award, proudly develops products that foster education, imagination, and creativity, with a U.S. support team to ensure a stellar experience!

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Technical Details

Model Number	‎CANGGEMREFILL6L
Assembly Required	‎No
Batteries Required?	‎No
Batteries Included?	‎No
Colour	‎Multicolour
Manufacturer recommended age	‎8 years and up
Item model number	‎CANGGEMREFILL6L
Product Dimensions	‎7.59 x 7.59 x 15.19 cm; 630 g
ASIN	‎B0FJBP39DL

Additional Information

Customer Reviews	(95) 4.3 out of 5 stars
�鶹�� Rank	#13,513 in Toys & Games (See Top 100 in Toys & Games) #12 in Kids' Rock Tumblers
Date First Available	Aug. 7 2025
Manufacturer	JMW Sales, Inc.
Place of Business	Blue Marble, 101 A St., Ashland, OR 97520 USA, help@thinkbluemarble.com

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This item: National Geographic Rock Tumbler Refill Kit - 453 g Gemstones for Tumbling with Unpolished Amethyst and Quartz, Rock Tumbler Supplies, Tumbler Grit

$24.99

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NATIONAL GEOGRAPHIC Starter Rock Tumbler Kit-Includes Rough Gemstones, 4 Polishing Grits, Jewelry Fastenings and detailed Learning Guide - Great STEM Science kit for Mineralogy and Geology Enthusiasts

$69.99

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Every purchase helps support the global nonprofit National Geographic Society in its work to protect and illuminate our world through exploration, research, and education.

Product Description

National Geographic 453-Gram Rock Tumbler Refill Kit - Gemstone Variety

National Geographic 453 g Gemstone Refill Kit

Merchant video

Keep the fun rolling with the National Geographic 453-gram Gemstone Refill Kit! Includes 9 varieties of gems (Tiger's Eye, Amethyst, Aventurine, Rose Quartz, Red Jasper, Agate, Sodalite, Dalmatian Jasper, Hematite); 4 courses of polishing grit; and fastenings for creating dazzling jewellery.

453 grams of rough rocks, polishing grit, jewellery fastenings and more!

Stock up and keep the fun rolling with National Geographic’s 453 Gram Gemstone Rock Tumbling Refill Kit!

This Gemstone Refill Kit Includes:

453 grams of raw jasper rocks for use in National Geographic and other tumblers
9 varieties of stones: Tiger’s Eye, Amethyst, Aventurine, Rose Quartz, Red Jasper, Agate, Sodalite, Dalmatian Jasper, Hematite (453 g total)
4 courses of polishing grit
6 jewellery fastenings for creating dazzling jewellery with your tumbled gems
1 Learning Guide

Order today and continue creating polished, stunning tones with your National Geographic Tumbler!

We make the highest quality hands-on science toys, and all products are backed by exceptional service. With a mission to inspire people to care about the planet, the National Geographic Society is one of the world’s largest nonprofit scientific and educational organizations.

national geographic stem toys, craft kits and activities for kids