Top 10 Agate Rocks for Tumbling – Kids’ Rock Tumblers

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1. NATIONAL GEOGRAPHIC

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NATIONAL GEOGRAPHIC Rock Tumbler Refill – 1 Lb. Mix of Genuine Agate Rocks for Rock Polishers Includes 5 Jewelry Fastenings & Rock Polishing Grit, Works with All Rock Tumblers

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NATIONAL GEOGRAPHIC #ad - Four grades of grit - coarse, medium, fine, polish. Agates from around the world – 1 lb. 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.

Transform your raw stones from rough rocks to dazzling gemstones! This refill kit also works with all rock tumblers. Of rough agate rocks are sourced from around the world. Jewelry fastenings - additional rock tumbler accessories include 1 necklace, 1 set of earrings, 1 keychain, 1 ring. Colors and sizes will vary between refill kits. Create custom jewelry from your newly polished gemstones! Learning guide - our learning guide will teach you all about agates and includes many amazing and fascinating facts.
BrandNATIONAL GEOGRAPHIC #ad
ManufacturerJMW Sales, Inc. #ad
Height3 Inches
Length8 Inches
Weight1.25 Pounds
Width3 Inches
Part NumberNGAGATEREFILL
ModelNGAGATEREFILL
WarrantyNational Geographic Toys is proud to provide a 100% satisfaction with all our products so that you can buy with confidence.

2. Unknown

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Rock Tumbler Gem Refill Kit Lake Superior Banded Agate Rough 8oz

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Unknown #ad - Beautiful agates! your stones will be typical of what is shown. These smaller sized stones are a Great Refill for the Beginner hobbyist or advanced Tumbler. Great size for jewelry! each bag averages 30-35 pieces-you will be very happy! throw them into your tumbler for exciting polishing Fun-Some of the colors and bands are already showing in the rough! NOTE*Only a few of these agates will be boldly banded! Lake superior agate is predominantly brown, whites, reds, with layers of creamy browns, blacks and grays.

Please know that not every stone will be banded as from the shores of Lake Superior to You! Pieces shown are actual random examples of this Parcel & Gem's colorization.

Long time favorite of hobbyists, cutters-getting scarcer this nice! NOTE*Only a few of these agates will be boldly banded! Takes an exceptional polish, each stone smaller sized ranges roughly from 3/8" dia marble size to 1" diameter. Lake superior usa banded agate rough from the shores of the Great Lakes Area.
BrandUnknown #ad
ManufacturerRockhound's 1st Choice Lake Superior Agate #ad

3. Unknown

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Rock Tumbler Gem Refill Kit Mexican Crazy Lace Agate Rough 8oz

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Unknown #ad - Each bag averages 10-12 chunky, Gemmy Pieces-You will Be Very Happy! Your stones will be typical of what is shown. Crazy lace agate rough from mexico-Great Refill for the Beginner or novice hobbyist, or advanced Tumbler. Pieces shown are actual random examples of this Parcel & Gem's colorization. Long time favorite of hobbyists, cutters-getting scarcer this nice! Takes an exceptional polish, each stone ranges roughly from 1/2" dia to 1 1/2" dia. Bright reds, superior "Crazy" Banding-red, brown, grey and white banding.
BrandUnknown #ad
ManufacturerRockhound's First Choice #ad
Height1 Inches
Length6 Inches
Weight0.25 Pounds
Width4 Inches

4. Rockhound's 1st Choice Yellowstone,Montana Black Dendrite Agate

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Rock Tumbler Gem Refill Kit Yellowstone,Montana Black Dendrite Agate Rough 8 oz

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Rockhound's 1st Choice Yellowstone,Montana Black Dendrite Agate #ad - Attractive features of Montana agate is the colored inclusions. Your 8 oz. 1/2 lb bag of randomly chosen Yellowstone agates will average 3-4 large pieces. Gem refill kit yellowstone, Montana Black Dendritic Agate Rough 8 oz. Some of the most beautiful Montana agates contain dendrites or tree-like plumes of mineral inclusions. Formed as the result of volcanic activity in the Yellowstone Park area millions of years ago.
BrandRockhound's 1st Choice Yellowstone,Montana Black Dendrite Agate #ad
ManufacturerRockhound's 1st Choice #ad
Height1.3 Inches
Length4.29 Inches
Weight0.51 Pounds
Width3.5 Inches
Part NumberYM

5. RTumbler Professional Grade Rock Polishing Grit

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Rock Tumbling Grit with 2 Pounds of Lake Superior Agates and Plastic Pellets

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RTumbler Professional Grade Rock Polishing Grit #ad - Full, step by Step Instructions Included. 2-8 ounce packages of Buffering Plastic Pellets. 2 full pounds of large 1+ Inch Rough Lake Superior Agates. Enough grit to polish The Stones In Your 3lb Tumbler.
BrandRTumbler Professional Grade Rock Polishing Grit #ad
ManufacturerRTumbler, LLC #ad
Part Number3lb-2AG

6. Unknown

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Rock Tumbler Gem Refill Kit New Mexico Golden Luna Agate Rough 8oz

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Unknown #ad - To 1 1/2" dia. Pieces shown are actual random examples of this Parcel & Gem's colorization. Long time favorite of hobbyists, gemmy pieces- you will be very Happy! Takes an Exceptional Polish, cutters-getting scarcer this nice! Each bag averages 7-12 chunky, each stone ranges roughly from 1/2" dia.

Golden "luna" agate rough from New Mexico. Great refill for the Beginner hobbyist, or advanced Tumbler. Your stones will be typical of what is shown. There is 1/2 pound of golden luna agate rough with much of the colors already showing! Rock tumbler gem refill kit New Mexico Golden "Luna" Agate Rough 8oz.
BrandUnknown #ad
ManufacturerRockhound's 1st Choice New Mexico Golden Luna Agate #ad
Part Number4327614691
Model4327614691

7. NATIONAL GEOGRAPHIC

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

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NATIONAL GEOGRAPHIC #ad - Jewelry settings – once your rocks are polished, use the 5 included jewelry settings to create beautiful keepsakes or use the included storage pouch to keep your favorite specimens all in one place.

Detailed learning guide – the learning guide includes polishing instructions along with fascinating information about the stones in the kit. Rock polishing grit – there are 20 total rock tumbler grit packets in the kit, enough for five complete tumbling cycles with any rock tumbler. Enormous variety - this rock tumbler refill kit has 5 pounds of unpolished rocks and gemstones consisting of a 1-pound gemstone mix, 1-pound Madagascar mix, 1-pound jasper mix, 1-pound agate mix, and 1-pound petrified wood mix. 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.
BrandNATIONAL GEOGRAPHIC #ad
ManufacturerJMW Sales, Inc. #ad
Height5.9 Inches
Length6.9 Inches
Weight6.5 Pounds
Width6.1 Inches
Part NumberNGWORLDREFILL
ModelNGWORLDREFILL
WarrantyNational Geographic Toys is proud to provide a 100% satisfaction with all our products so that you can buy with confidence.

8. NATIONAL GEOGRAPHIC

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NATIONAL GEOGRAPHIC Professional Rock Tumbler Kit, Platinum Series Ultra Quiet Rock Tumbler Science Kit, Jewelry Settings, GemFoam Polisher, Polishing Grit, Large 2 lb. Barrel, 1 lb. Rough Gemstones

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NATIONAL GEOGRAPHIC #ad - High-quality educational toys - national geographic is proud to make the highest quality hands-on science toys, and all our products are backed by exceptional service. Patented agitate mode for less breakage - The Ultimate Rock Tumbler's patented agitate mode provides even more versatility! Its gentle, back-and-forth motion reduces rock breakage when tumbling softer rocks.

Professional tumbling - with its large 2-pound barrel, the ultimate tumbler delivers spectacular results with unparalleled ease of use! Quietest tumbler - the ultimate rock tumbler's all-new design includes a sound-dampening cover that makes tumbling quieter than ever, three selectable speeds; and timer with settings for days and hours, perfect for enthusiasts who tumble indoors, or in smaller or shared spaces.

All-in-one tumbling kit - this kit has everything you need to get started, four bags of grit, a newly designed strainer, including one pound of rough rocks, five jewelry fastenings, and our exclusive GemFoam rock polisher for a brilliant finish!. If your experience is anything less than extraordinary, let us know so we can make it right for you! .
BrandNATIONAL GEOGRAPHIC #ad
ManufacturerJMW Sales, Inc. #ad
Part NumberNGULTTUMBLER

9. NATIONAL GEOGRAPHIC

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An Educational STEM Science Kit, 3LB Rough Gemstones 4 Polishing Grits, NATIONAL GEOGRAPHIC Rock Tumbler Kit-3LB Extra Large Capacity, Jewelry Fastenings

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NATIONAL GEOGRAPHIC #ad - Create your own gemstones - rock tumbling is a hugely popular hobby for kids and adults! This professional rock tumbler makes it fun and easy to turn rough rocks into beautifully polished gemstones, thanks to its simple operation and durable design.

Use gemfoam for dazzling results - this rock tumbler kit stands apart from others thanks to our new, reusable GemFoam rock polisher! Add GemFoam and water to the barrel after your final tumbling stage and your gems will have incredible shine! 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.

A tumbler that's made to last - the durable motor has time and speed control settings so you can set it, and forget it. An improved, leak-proof barrel features a stainless-steel lid is 75% quieter overall than plastic tumbler barrels. All-in-one tumbling kit - this kit has everything you need and then some! You get three pounds of rough rocks with nine different types of gemstones inside, grit, five jewelry fastenings, a strainer, and our innovative new GemFoam rock polisher.
BrandNATIONAL GEOGRAPHIC #ad
ManufacturerJMW Sales, Inc. #ad
Height6.7 Inches
Length12.6 Inches
Weight8.16 Pounds
Width10.25 Inches
Part NumberNGTUMBLER3LB
ModelRock

10. Dan&Darci

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With Digital 9-day Polishing timer & 3 speed settings, Turn Rough Rocks into Beautiful Gems : Great Science & STEM Gift for Kids all ages : Geology Toy, Advanced Professional Rock Tumbler Kit

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Dan&Darci #ad - Turn rough rocks into polished gems: discover and learn the fun process of rock tumbling with the Advanced Rock Tumbler. It fosters a love for science, geology and mineralogy in a fun and exciting way. Powerful quality: runs on a powerful heavy duty motor that will last for a very long time, and includes a leak-resistant barrel that runs quieter than the other brands.

A fun and educational gift for all ages: it's not often that a science project can be fun and engaging, but this kit achieves both! It fascinates children and adults as soon as they pull it out of the box and is a perfect STEM project for any age. Advanced features: includes speed controls providing more granular tumbling results, a 9-day timer shuts off automatically when you desire, all displayed on beautiful LCD screens.

Pour in the rough stones and grit and let the machine do its job! Complete kit: includes: rock tumbler machine, low-noise barrel 1 lb. Assorted rough rocks, mesh strainer, jewelry fasteners, gem storage bag, and an illustrated easy-to-follow instruction and learning guide booklet. Capacity, 4 grit packets, 1/2 lb.
BrandDan&Darci #ad
ManufacturerDan&Darci #ad
Part NumberDD-007.2