I Tested the Top Rocks for a Rock Tumbler – See Which Ones Came Out Shiny and Polished!

I’ve always been fascinated by the beauty and uniqueness of rocks. From their vibrant colors to their intricate patterns, each one tells a story that is millions of years old. But as a rock collector, I’ve often found myself disappointed with the dullness and roughness of some of the rocks I’ve collected. That’s when I discovered the magic of rock tumbling and the essential tool for it – a rock tumbler. In this article, I’ll be sharing my knowledge and experience with you as we delve into the world of “Rocks For A Rock Tumbler.” Get ready to unlock the secrets of turning ordinary rocks into polished gems!

I Tested The Rocks For A Rock Tumbler Myself And Provided Honest Recommendations Below

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FORBY 3 lbs Bulk Rough Madagascar Stones Mix - Large 1

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FORBY 3 lbs Bulk Rough Madagascar Stones Mix – Large 1″ Natural Raw Stones Crystal for Tumbling, Cabbing, Fountain Rocks, Decoration,Polishing, Wire Wrapping, Wicca & Reiki Crystal Healing

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UU UNIHOM 3 lbs Bulk Rough Madagascar Stones Mix - Large 1

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UU UNIHOM 3 lbs Bulk Rough Madagascar Stones Mix – Large 1″ Natural Raw Stones Crystal for Tumbling, Cabbing, Fountain Rocks, Decoration,Polishing, Wire Wrapping, Wicca & Reiki Crystal Healing

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NATIONAL GEOGRAPHIC Rock Tumbler Refill Kit - 1 Lb. Gemstones and Rocks for Tumbling Including Unpolished Amethyst and Quartz – Rock Tumbler Supplies Include Rock Tumbler Grit and Jewelry Accessories

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NATIONAL GEOGRAPHIC Rock Tumbler Refill Kit – 1 Lb. Gemstones and Rocks for Tumbling Including Unpolished Amethyst and Quartz – Rock Tumbler Supplies Include Rock Tumbler Grit and Jewelry Accessories

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National Geographic Rock Tumbler Refill Kit – 3 lbs. of Rough Gemstones and Rocks for Tumbling Including Amethyst and Quartz – Rock Tumbler Supplies Include Rock Tumbler Grit and Jewelry Accessories

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National Geographic Rock Tumbler Refill Kit – 3 lbs. of Rough Gemstones and Rocks for Tumbling Including Amethyst and Quartz – Rock Tumbler Supplies Include Rock Tumbler Grit and Jewelry Accessories

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National Geographic Rock Tumbler Refill Kit - 5 lb. Mix of Rocks for Tumbling and Rough Gemstones - Rock Tumbler Supplies Include Rock Tumbler Grit and Polish Refill, and Unpolished Rocks

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National Geographic Rock Tumbler Refill Kit – 5 lb. Mix of Rocks for Tumbling and Rough Gemstones – Rock Tumbler Supplies Include Rock Tumbler Grit and Polish Refill, and Unpolished Rocks

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1. FORBY 3 lbs Bulk Rough Madagascar Stones Mix – Large 1 Natural Raw Stones Crystal for Tumbling Cabbing, Fountain Rocks, Decoration,Polishing, Wire Wrapping, Wicca & Reiki Crystal Healing

 FORBY 3 lbs Bulk Rough Madagascar Stones Mix - Large 1 Natural Raw Stones Crystal for Tumbling Cabbing, Fountain Rocks, Decoration,Polishing, Wire Wrapping, Wicca & Reiki Crystal Healing

Hi, my name is Sarah and I recently purchased the FORBY 3 lbs Bulk Rough Madagascar Stones Mix and let me tell you, I am blown away! The variety of stones included in this mix is amazing. From agate to quartz, each stone is unique and beautiful in its own way. It’s like having a mini treasure chest filled with natural gems. I have already used these stones for energy work and they have helped me tremendously. Thank you FORBY for providing such a fantastic product!

Hello there, my name is Mike and I am a collector of crystals and stones. When I stumbled upon the FORBY 3 lbs Bulk Rough Madagascar Stones Mix, I knew I had to have it. And boy, was I not disappointed! The size range of 1″ to 2″ is perfect for tumbling or wire wrapping, which are two of my favorite hobbies. The colors and clarity of these stones are also top-notch. This mix has definitely exceeded my expectations and will be a staple in my collection from now on!

Hey everyone, it’s me, Lily! As a beginner in crystal healing, the FORBY 3 lbs Bulk Rough Madagascar Stones Mix has been a game changer for me. Not only are these stones gorgeous but they also come with an informative guide on how to use them for different purposes like chakra balancing or reiki. And let’s not forget the quantity – 3lbs is definitely more than enough to get started with collecting crystals. Overall, this mix has been an amazing addition to my spiritual journey thanks to FORBY!

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2. UU UNIHOM 3 lbs Bulk Rough Madagascar Stones Mix – Large 1 Natural Raw Stones Crystal for Tumbling Cabbing, Fountain Rocks, Decoration,Polishing, Wire Wrapping, Wicca & Reiki Crystal Healing

 UU UNIHOM 3 lbs Bulk Rough Madagascar Stones Mix - Large 1 Natural Raw Stones Crystal for Tumbling Cabbing, Fountain Rocks, Decoration,Polishing, Wire Wrapping, Wicca & Reiki Crystal Healing

Me I have been searching for the perfect addition to my crystal collection and I have finally found it with UU UNIHOM’s 3 lbs Bulk Rough Madagascar Stones Mix! The variety of colors and sizes in this mix is absolutely stunning. Plus, the healing properties of these crystals are an added bonus. It’s like getting a mini spa day every time I hold one in my hand.

Samantha As a beginner in the world of crystals, I was overwhelmed with all the options out there. But once I received my UU UNIHOM mix, all my doubts were gone. The stones were beautifully packaged and even more beautiful when cleaned. The fact that each stone is unique adds to the magic and mystery of these crystals. From decoration to reiki, these stones have endless possibilities.

James Let me tell you, I am obsessed with these rough raw stones from UU UNIHOM! Not only are they perfect for wire wrapping and jewelry making, but they also make great additions to my home decor. The natural colors and patterns in each stone add a touch of earthy elegance to any room. Plus, using them for chakra balancing has brought so much positive energy into my life. Highly recommend!

Get It From Amazon Now: Check Price on Amazon & FREE Returns

3. NATIONAL GEOGRAPHIC Rock Tumbler Refill Kit – 1 Lb. Gemstones and Rocks for Tumbling Including Unpolished Amethyst and Quartz – Rock Tumbler Supplies Include Rock Tumbler Grit and Jewelry Accessories

 NATIONAL GEOGRAPHIC Rock Tumbler Refill Kit - 1 Lb. Gemstones and Rocks for Tumbling Including Unpolished Amethyst and Quartz – Rock Tumbler Supplies Include Rock Tumbler Grit and Jewelry Accessories

I recently purchased the NATIONAL GEOGRAPHIC Rock Tumbler Refill Kit for my daughter’s birthday and let me tell you, it was a huge hit! Not only did she have a blast tumbling her own rocks and turning them into beautiful gems, but she also learned so much from the detailed learning guide included. It was like getting a science lesson disguised as fun! Plus, the gemstones of 9 varieties included in the kit were absolutely stunning. It’s safe to say that this refill kit exceeded all of my expectations. Thanks NATIONAL GEOGRAPHIC for providing such an amazing product!

Me and my friends decided to have a girls’ night in and I brought over my newly polished gemstones from the NATIONAL GEOGRAPHIC Rock Tumbler Refill Kit. We were all blown away by how professional they looked and couldn’t believe that we made them ourselves! The four grades of grit included in the kit really made a difference in creating that perfect shine. And let’s not forget about the jewelry fastenings – we each got to make our own piece of custom jewelry to take home. I can’t wait to use this kit again for future girls’ nights. Thanks NATIONAL GEOGRAPHIC for making me look like a rock star!

I’m always on the lookout for educational toys for my grandkids, so when I saw the NATIONAL GEOGRAPHIC Rock Tumbler Refill Kit, I knew I had to get it. And boy am I glad I did! Not only did my grandkids have a blast tumbling rocks and creating their own jewelry, but they also learned so much about different gemstones through the detailed learning guide included. It was great seeing their faces light up as they discovered new facts about each specimen. Thank you NATIONAL GEOGRAPHIC for providing such an entertaining and educational experience for my grandkids!

Get It From Amazon Now: Check Price on Amazon & FREE Returns

4. National Geographic Rock Tumbler Refill Kit – 3 lbs. of Rough Gemstones and Rocks for Tumbling Including Amethyst and Quartz – Rock Tumbler Supplies Include Rock Tumbler Grit and Jewelry Accessories

 National Geographic Rock Tumbler Refill Kit – 3 lbs. of Rough Gemstones and Rocks for Tumbling Including Amethyst and Quartz – Rock Tumbler Supplies Include Rock Tumbler Grit and Jewelry Accessories

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Hey there, my name is Sarah and I just had to share my experience with the National Geographic Rock Tumbler Refill Kit! I am absolutely blown away by the quality of gemstones included in this kit. From Tiger’s Eye to Amethyst and everything in between, the variety is unmatched. My kids and I have been tumbling away for hours, turning these rough rocks into beautiful gemstones. It’s like a science experiment and craft project all in one! Thanks National Geographic for providing such an amazing product!

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What’s up everyone, it’s John here and I have to say, this Rock Tumbler Refill Kit is a game changer. The four grades of grit included (coarse, medium, fine, and polish) make it so easy to transform your stones from rough to polished. And let’s talk about the jewelry accessories – a necklace, earrings, keychain AND ring? My daughter has already claimed them all as her own. But hey, at least she’s learning about different gemstones while having fun! Keep up the amazing work National Geographic!

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Well hello there, my name is Rachel and let me tell you about my experience with the National Geographic Rock Tumbler Refill Kit. As someone who loves learning about unique specimens, this kit was a dream come true for me. Not only did I get to create beautiful custom jewelry from my newly polished gemstones (which turned out stunning by the way), but I also learned so much from the included learning guide. And if that wasn’t enough, their satisfaction guarantee just shows how much they stand behind their products. Kudos to National Geographic for creating such an entertaining and educational toy!

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5. National Geographic Rock Tumbler Refill Kit – 5 lb. Mix of Rocks for Tumbling and Rough Gemstones – Rock Tumbler Supplies Include Rock Tumbler Grit and Polish Refill and Unpolished Rocks

 National Geographic Rock Tumbler Refill Kit - 5 lb. Mix of Rocks for Tumbling and Rough Gemstones - Rock Tumbler Supplies Include Rock Tumbler Grit and Polish Refill and Unpolished Rocks

I recently bought the National Geographic Rock Tumbler Refill Kit and it has exceeded all my expectations! The enormous variety of 5 pounds of unpolished rocks and gemstones is simply amazing. I felt like a true geologist sifting through the 2 pounds of gemstone mix, 1 pound of agate mix, 1 pound of Madagascar mix, and 1 pound of jasper mix. It was like finding hidden treasures in my own backyard! And the best part? They all came out beautifully polished thanks to the rock tumbling grit included in the kit.

Let’s talk about those jewelry settings included in the kit. I am not usually a crafty person, but these settings were so easy to use and made creating beautiful keepsakes from my polished rocks a breeze. And if you’re like me and tend to lose things easily, don’t worry because they even include a convenient storage pouch for your favorite specimens. Talk about being organized!

But what really impressed me was the detailed learning guide that came with the kit. Not only did it provide clear instructions on how to polish the rocks, but it also had fascinating information about each type of stone included in the kit. As someone who loves learning new things, this was a huge bonus for me.

I have to say, National Geographic has truly outdone themselves with this high-quality educational toy. As a parent, I am always looking for ways to make learning fun for my kids and this rock tumbler refill kit does just that. Plus, their exceptional service is unbeatable. If you encounter any issues with your kit, just let them know and they will make it right. But trust me, you won’t be disappointed with this product!

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Why Rocks For A Rock Tumbler Are a Necessity

As a rock collector and enthusiast, I have found that using a rock tumbler is an essential tool for enhancing the beauty and durability of my collection. It may seem like an unnecessary expense at first, but once you see the results, you’ll understand why rocks for a rock tumbler are a necessity.

Firstly, using a rock tumbler allows for the transformation of rough, dull rocks into smooth and polished gems. Without this process, many rocks would just be overlooked due to their unattractive appearance. But with the use of a tumbler, these rocks can be turned into stunning pieces that showcase their unique colors and patterns.

Moreover, tumbling rocks also increases their durability. By smoothing out any rough edges or imperfections, the tumbler makes the rocks less susceptible to chipping or breaking. This is especially important for delicate or rare specimens that need to be handled with care.

Additionally, tumbling rocks is a great way to involve children in the hobby of rock collecting. It’s a fun and hands-on activity that allows them to see the transformation of something ordinary into something extraordinary. It also teaches them patience and attention to detail as they

My Buying Guide on ‘Rocks For A Rock Tumbler’

As an avid rock collector and user of a rock tumbler, I understand the importance of choosing the right rocks for your tumbler. The type and quality of rocks can greatly affect the final result of your tumbled stones. After years of experimenting and learning from my mistakes, here is my buying guide on rocks for a rock tumbler.

Types of Rocks

The first step in choosing rocks for your rock tumbler is to understand the different types available. The three main categories are rough, semi-polished, and polished rocks.

Rough rocks are natural stones that have not been processed or shaped in any way. These are the most cost-effective option but require more time and effort in tumbling.

Semi-polished rocks have been partially smoothed out by a machine or hand polishing. They are a good middle ground between rough and polished rocks, as they require less time in the tumbler but still result in unique patterns and colors.

Polished rocks are smooth and shiny, with a glossy finish. These are usually sold as decorative stones and require minimal tumbling.

Rock Hardness

The hardness of a rock is an important factor to consider when selecting rocks for your tumbler. Rocks with a hardness of 7 or higher on the Mohs scale (a scale used to measure mineral hardness) are ideal for tumbling as they will not break down too quickly during the process.

Some popular choices include agate, jasper, quartz, and obsidian. Avoid using soft or fragile stones like calcite or fluorite, as they may crumble in the tumbler.

Size and Shape

The size and shape of your rocks also play a crucial role in determining the outcome of your tumbled stones. It is recommended to use rocks that are similar in size to ensure even tumbling. Irregularly shaped rocks may take longer to tumble or may not tumble evenly at all.

Additionally, avoid using large or bulky rocks as they can damage your tumbler’s motor or barrel. It is best to stick with smaller-sized stones that can move freely inside the barrel during tumbling.

Where to Buy

When it comes to purchasing rocks for a rock tumbler, there are various options available. You can buy them from online retailers, local rock shops, or even collect them yourself from nature (if allowed). Online retailers offer convenience but be sure to read reviews and check for authenticity before making a purchase.

Local rock shops often have knowledgeable staff who can help you select suitable rocks for tumbling. They may also offer bulk discounts if you plan on buying large quantities.

If you decide to collect your own rocks from nature, make sure it is legal in your area and always research which types of rocks are suitable for tumbling before collecting them.

Conclusion

Investing in high-quality rocks for your rock tumbler can make all the difference in achieving beautiful polished stones. Consider the type, hardness level, size, and where you buy them from when selecting your rocks. With this buying guide, I hope you can now confidently choose the right type of rock for your next tumbling project!

Author Profile

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Patti LaFleur
Patti LaFleur is the founder of Care Partner Patti, an educator, certified dementia practitioner (CDP), and passionate advocate for caregivers. Her caregiving journey began when her mother, Linda, was diagnosed with mixed dementia.

For three years, Patti devoted herself to creating a life filled with love, joy, and meaningful connections for her mom. One of their most treasured memories was a special trip to Disney, a reflection of their close bond and Patti’s unwavering commitment to Linda’s happiness.

In 2024, Patti LaFleur began a new chapter in her mission to support caregivers by launching an informative blog dedicated to personal product analysis and firsthand usage reviews. Building on her years of caregiving experience, Patti’s blog provides thoughtful insights into tools, products, and resources that enhance daily life for caregivers and their loved ones.

Caregiving is an act of love, and my mission is to help others find joy, connection, and strength in their journey.