---
product_id: 170007189
title: "NATIONAL GEOGRAPHIC Rock Refill – Mega Madagascar Pack, 3 lb of Gemstones Including Rose Quartz, Jasper, Labradorite, & More, Tumbler Grit & Jewelry Settings"
brand: "blue marble"
price: "€ 82.90"
currency: EUR
in_stock: true
url: https://www.desertcart.fi/products/170007189-national-geographic-rock-refill-mega-madagascar-pack-3-lb-gemstones
store_origin: FI
region: Finland
---

# 3 lbs of authentic Madagascar gemstones Includes jewelry settings kit 4 grit grades for perfect polish NATIONAL GEOGRAPHIC Rock Refill – Mega Madagascar Pack, 3 lb of Gemstones Including Rose Quartz, Jasper, Labradorite, & More, Tumbler Grit & Jewelry Settings

**Brand:** blue marble
**Price:** € 82.90
**Availability:** ✅ In Stock

## Summary

> 💎 Turn raw rocks into radiant gems—and your style into a statement!

## Quick Answers

- **What is this?** NATIONAL GEOGRAPHIC Rock Refill – Mega Madagascar Pack, 3 lb of Gemstones Including Rose Quartz, Jasper, Labradorite, & More, Tumbler Grit & Jewelry Settings by blue marble
- **How much does it cost?** € 82.90 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.fi](https://www.desertcart.fi/products/170007189-national-geographic-rock-refill-mega-madagascar-pack-3-lb-gemstones)

## 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

- • **Create Custom Jewelry:** Includes necklace, earrings, keychain, and ring settings to showcase your polished gems
- • **Educational & Engaging:** Comes with a detailed learning guide packed with fascinating gemstone facts
- • **Premium Quality & Support:** Top-tier hands-on science toy backed by exceptional customer service for worry-free creativity
- • **Complete Tumbling Experience:** Four precision grit grades—coarse to polish—ensure flawless gemstone transformation
- • **Authentic Madagascar Gemstones:** 3 pounds of raw rose quartz, labradorite, jasper & more for a truly unique collection

## Overview

The NATIONAL GEOGRAPHIC Rock Refill Mega Madagascar Pack offers 3 pounds of genuine multicolor gemstones sourced from Madagascar, including rose quartz, labradorite, and jasper. Designed for use with all rock tumblers, it features four grades of grit to polish stones from rough to radiant. The kit also includes jewelry settings—necklace, earrings, keychain, and ring—allowing you to craft personalized accessories. Accompanied by an educational guide, this premium manual rock tumbling refill combines hands-on learning with creative expression, perfect for geology enthusiasts and DIY jewelers alike.

## Description

NATIONAL GEOGRAPHIC Rock Refill – Mega Madagascar Pack, 3 lb of Gemstones Including Rose Quartz, Jasper, Labradorite, & More, Tumbler Grit & Jewelry Settings

## Features

- REAL GEMSTONES FROM MADAGASCAR - 3 pounds of raw rocks includes rose quartz, labradorite, red jasper, yellow jasper, indigo gabbro, and polychrome jasper, quantities of each gemstone may vary
- 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 to create custom jewelry 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
- HIGH-QUALITY EDUCATIONAL TOYS - We're proud to make the highest quality hands-on science toys, and all our products are backed by exceptional service. If your experience is less than stellar, let us know and we'll make things right!

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Item Dimensions | 6 x 5.5 x 7 inches |
| Size | Medium |
| Material Type | Rough Rocks |
| Color | Multicolor |
| Theme | Fantasy |
| Operation Mode | Manual |
| Educational Objective | Geology, Rock Tumbling Experience, Learning and Education |
| Power Source | manual winding |
| Number of Players | 1 |

## Product Details

- **Brand:** Blue Marble
- **Age Range (Description):** 8 years and up
- **Color:** Multicolor
- **Theme:** Fantasy
- **Item dimensions L x W x H:** 6 x 5.5 x 7 inches

## Images

![NATIONAL GEOGRAPHIC Rock Refill – Mega Madagascar Pack, 3 lb of Gemstones Including Rose Quartz, Jasper, Labradorite, & More, Tumbler Grit & Jewelry Settings - Image 1](https://m.media-amazon.com/images/I/91cDSKh733L.jpg)

## Available Options

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

## Frequently Bought Together

- National Geographic Rock Tumbler Refill Kit - 3 lbs. Rough Madagascar Rocks for Tumbling Including Unpolished Jasper and Quartz - Rock Tumbler Supplies Include Rock Tumbler Grit & Jewelry Accessories
- 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.fi/products/170007189-national-geographic-rock-refill-mega-madagascar-pack-3-lb-gemstones](https://www.desertcart.fi/products/170007189-national-geographic-rock-refill-mega-madagascar-pack-3-lb-gemstones)

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*Product available on Desertcart Finland*
*Store origin: FI*
*Last updated: 2026-01-24*