---
product_id: 145360895
title: "National Geographic Rock Tumbler Refill Kit - 1 Lb. Mix of Genuine Rough Agate Rocks for Tumbling - Rock Tumbler Supplies Include Rock Tumbler Grit and Jewelry Accessories, Raw Agate"
brand: "blue marble"
price: "237 Lei"
currency: RON
in_stock: true
url: https://www.desertcart.ro/products/145360895-national-geographic-rock-tumbler-refill-kit-1-lb-mix-genuine
store_origin: RO
region: Romania
---

# Global Agate Sourcing Jewelry Accessories Included 4 Grit Grades National Geographic Rock Tumbler Refill Kit - 1 Lb. Mix of Genuine Rough Agate Rocks for Tumbling - Rock Tumbler Supplies Include Rock Tumbler Grit and Jewelry Accessories, Raw Agate

**Brand:** blue marble
**Price:** 237 Lei
**Availability:** ✅ In Stock

## Summary

> ✨ Unleash Your Inner Geologist!

## Quick Answers

- **What is this?** National Geographic Rock Tumbler Refill Kit - 1 Lb. Mix of Genuine Rough Agate Rocks for Tumbling - Rock Tumbler Supplies Include Rock Tumbler Grit and Jewelry Accessories, Raw Agate by blue marble
- **How much does it cost?** 237 Lei with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ro](https://www.desertcart.ro/products/145360895-national-geographic-rock-tumbler-refill-kit-1-lb-mix-genuine)

## Best For

- blue marble enthusiasts

## Why This Product

- Trusted blue marble brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Quality Assurance:** Backed by National Geographic's trusted reputation.
- • **Educational Insights:** Learn fascinating facts about agates.
- • **Creative Jewelry Making:** Craft unique pieces with included accessories.
- • **Universal Compatibility:** Works with all rock tumblers for endless fun.
- • **Transformative Experience:** Turn rough rocks into stunning gemstones!

## Overview

The National Geographic Rock Tumbler Refill Kit offers 1 lb. of genuine rough agate rocks sourced globally, complete with four grades of grit for polishing, jewelry-making accessories, and an educational guide, ensuring a fun and enriching experience for all ages.

## Description

National Geographic Rock Tumbler Refill Kit - 1 Lb. Mix of Genuine Rough Agate Rocks for Tumbling - Rock Tumbler Supplies Include Rock Tumbler Grit and Jewelry Accessories, Raw Agate

## Features

- AGATES FROM AROUND THE WORLD - 1 lb. of rough agate rocks are sourced from around the world. Colors and sizes will vary between refill kits.
- FOUR GRADES OF GRIT - Coarse, Medium, Fine, Polish. Transform your raw stones from rough rocks to dazzling gemstones! This refill kit also works with all rock tumblers.
- JEWELRY FASTENINGS - Additional rock tumbler accessories include 1 Necklace, 1 set of Earrings, 1 Keychain, 1 Ring. Create custom jewelry from your newly polished gemstones!
- LEARNING GUIDE - Our detailed learning guide will teach you all about agates and includes many amazing and fascinating facts
- 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

## Product Details

- **Brand:** Blue Marble
- **Age Range (Description):** 8 years and up
- **Color:** Agate
- **Theme:** Geology
- **Item dimensions L x W x H:** 3 x 3 x 8 inches

## Images

![National Geographic Rock Tumbler Refill Kit - 1 Lb. Mix of Genuine Rough Agate Rocks for Tumbling - Rock Tumbler Supplies Include Rock Tumbler Grit and Jewelry Accessories, Raw Agate - Image 1](https://m.media-amazon.com/images/I/91PUva07LvL.jpg)

## Available Options

This product comes in different **Style** options.

## Frequently Bought Together

- National Geographic Rock Tumbler Refill Kit - 1 Lb. Mix of Genuine Rough Agate Rocks for Tumbling - Rock Tumbler Supplies Include Rock Tumbler Grit and Jewelry Accessories, Raw Agate
- National Geographic Rock Tumbler Kit – Hobby Edition Includes Rough Gemstones, and 4 Polishing Grits, Great STEM Science Kit for Geology Enthusiasts, Rock Polisher for Kids and Adults
- Blue Marble National Geographic Rock Tumbler Grit and Polish Refill Kit - Tumbling Grit Media, Polish Up to 20 lbs. of Rocks, Works with Any Rock Polisher, Rock Tumbler Supplies

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**Shop now:** [https://www.desertcart.ro/products/145360895-national-geographic-rock-tumbler-refill-kit-1-lb-mix-genuine](https://www.desertcart.ro/products/145360895-national-geographic-rock-tumbler-refill-kit-1-lb-mix-genuine)

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*Product available on Desertcart Romania*
*Store origin: RO*
*Last updated: 2026-02-07*