Loading recommendations for you

Adding to Cart...

Added to Cart

Not Added

Item is in your Cart

View Cart

Not Added

There was a problem adding this item to Cart. Please try again later.
We do not have any recommendations at this time
Continue shopping
FREE delivery: 30 Oct - 3 Nov
Fastest delivery: Thursday, 29 Oct
Order within 6 hrs and 51 mins
In stock.
Your transaction is secure
We work hard to protect your security and privacy. Our payment security system encrypts your information during transmission. We don’t share your credit card details with third-party sellers, and we don’t sell your information to others. Learn more
Ships from Amazon
Sold by National Geographic Learning Toys
Ships from

NATIONAL GEOGRAPHIC Rock ... has been added to your Cart

NATIONAL GEOGRAPHIC Rock Tumbler Refill – 2268g Mix of Rocks and Gemstones for Rock Tumblers, Includes Agate, Jasper, Petrified Wood, Gemstone, and More, 5 Jewelry Settings and Polishing Grit

4.7 out of 5 stars 277 ratings

Price: $59.99
    This fits your .
  • Enter your model number to make sure this fits.
  • ENORMOUS VARIETY - This rock tumbler refill kit has 2268 grams of unpolished rocks and gemstones consisting of a 453g gemstone mix, 453g agate mix, 453g Madagascar mix, 453g jasper mix, and 453g 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
  • JEWELLERY SETTINGS – Once your rocks are polished, use the 5 included jewellery settings to create beautiful keepsakes or use the included storage pouch to keep your favourite specimens all in one place
  • DETAILED LEARNING GUIDE – The learning guide includes polishing instructions along with fascinating information about the stones in the kit
  • SATISFACTION GUARANTEED – The National Geographic STEM series provides kids high-quality educational toys that are a whole lot of fun! If your experience is anything less than extraordinary, let us know so we can make it right for you

Amazon Outlet Store
Shop thousands of discounted overstock products from Amazon Outlet Store Shop now

Product Information

Technical Details

Additional Information

Frequently bought together

  • NATIONAL GEOGRAPHIC Rock Tumbler Refill – 2268g Mix of Rocks and Gemstones for Rock Tumblers, Includes Agate, Jasper, Petrified Wood, Gemstone, and More, 5 Jewelry Settings and Polishing Grit
  • +
  • NATIONAL GEOGRAPHIC Hobby Rock Tumbler Kit - Rough Gemstones, 4 Polishing Grits, Jewellery Fastenings, Great STEM Science Kit for Geology Enthusiasts
  • +
  • NATIONAL GEOGRAPHIC Rock Tumbler Refill Kit - Gemstone Mix of 9 varieties including Tiger's Eye, Amethyst and Quartz - Comes with 4 grades of Grit, Jewelry Fastenings and detailed Learning Guide
Total Price: $184.97
Buy the selected items together

Have a question?

Find answers in product info, Q&As, reviews

There was a problem completing your request. Please try your search again later.
All Product Information Customer Q&A's Customer Reviews

Your question may be answered by sellers, manufacturers, or customers who purchased this item, who are all part of the Amazon community.

Please make sure that you've entered a valid question. You can edit your question or post anyway.

Please enter a question.

Product description

The National Geographic World’s Greatest Rock Tumbler Refill Kit includes an astounding 2268 grams of unpolished rocks and gemstones along with everything you need to make the stones shine!

This Kit Includes:

- 453 Grams Gemstone Mix
- 453 Grams Agate Mix
- 453 Grams Madagascar Mix
- 453 Grams Petrified Wood Mix
- 453 Grams Jasper Mix
- 5 Jewellery Settings
- 20 Rock Polishing Grit Packets
- 1 Learning Guide with Instructions

This is the ultimate rock tumbler refill kit for tumbling enthusiasts.

You receive an incredible array of stones including agates, jasper, and petrified wood. The gemstone mix includes aventurine, amethyst, sodalite, and tiger’s eye. The Madagascar mix contains rose quartz, labradorite, and indigo gabbro.

This truly is a one stop refill kit, packed with a wide-ranging variety of rocks and gemstones!

Plus, the 20 polishing grit packets allow for five complete rock polishing cycles with any rock tumbler. A handy storage pouch is also included so you can keep all your favourite specimens together in one place. And a detailed learning guide provides tumbling instructions along with fascinating facts about all the stones in the kit.

National Geographic Toys makes the highest quality hands-on science toys, and all products are backed by exceptional service.

About the National Geographic Society: 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.

From the manufacturer

Customer Questions & Answers

Customer reviews

4.7 out of 5 stars
4.7 out of 5
277 global ratings
How are ratings calculated?

Review this product

Share your thoughts with other customers

Top reviews from Australia

Reviewed in Australia on 2 January 2020
Verified Purchase
Reviewed in Australia on 24 September 2020
Verified Purchase
Reviewed in Australia on 15 July 2020
Verified Purchase

Top reviews from other countries

5.0 out of 5 stars I used it as an educational toy.
Reviewed in the United Kingdom on 19 January 2020
Verified Purchase
2 people found this helpful
Report abuse
3.0 out of 5 stars Mystery Rocks Not Actually Identified
Reviewed in Canada on 11 August 2020
Verified Purchase
Rock Lobster
5.0 out of 5 stars Great hobby to do with kids.
Reviewed in Canada on 1 May 2020
Verified Purchase
Stefan Edelmann
5.0 out of 5 stars HÜBSCHE SAMMLUNG
Reviewed in Germany on 10 October 2020
Verified Purchase
5.0 out of 5 stars perfect for my grandson!
Reviewed in Canada on 21 October 2020
Verified Purchase