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Rock Tumbler Rough - Rocks for Tumbling


We have tested all of these roughs before offering them for sale.

A great selection of rough agate, jasper, quartz, petrified wood, rocks and minerals for your tumbler. Colorful, sized, ready to tumble. All rough on this page was photographed wet to show full color.













Bulk mixed rough
$79.99 For
20 Pounds
You have to try this.

In our opinion, this is one of the great bargains on our website. With this bulk rough you get a 20-pound bag of mixed tumbling rough - and in that bag you will find several materials that have been favorite tumbling roughs for the past fifty years - in pieces that range from 1/2" up to about 2 1/2". Some of the roughs that we typically see in these bags include: banded amethyst, gold tiger's eye, red jasper, picture jasper, green aventurine, rose quartz, sodalite, unakite, white quartz and more. Every bag is different and every bag has lots of diverse color. More information, larger photo.
ocean jasper
$16.99 For
Two Pounds
Ocean jasper is one of the most colorful and beautiful tumbling roughs that we have ever seen. It is a multi-color chalcedony mined at two locations on the west coast of Madagascar. The pieces range from approximately 3/8" (9 mm) to 1 1/2" (38 mm) in size. Although this material has the popular name of "jasper," it might more accurately be called "jaspagate" because it contains both opaque jasper and translucent agate, with occasional druzy quartz. Photographed wet to show full color. More information, photos.
yellow feather jasper
$14.99 For
Two Pounds
Yellow feather is a multi-color jasper found in Utah. The name "yellow feather" was inspired by dark feather-like markings that cut across a yellow to orange to tan background. The pieces range from approximately 3/8" (9 mm) to 1 1/2" (38 mm) in size. Photographed wet to show full color. More information, photos.
Green jasper
$14.99 For
Two Pounds
A deep green jasper with zones of white and translucent agate / quartz. You might find a few pieces with a little bit of red or yellow. It can be tumble polished to a very bright luster. The pieces range from approximately 3/8" (9 mm) to 1 1/2" (38 mm) in size. Photographed wet to show full color. More information, photos.
Brecciated jasper
$14.99 For
Two Pounds
One of the nicest materials that we have tumbled in a long time. It is a brecciated jasper with a wide range of colors. A "breccia" is a rock that contains angular pieces that have been cemented together to form a solid mass. The breccia fragments range from tan to pink through gray. They have been cemented together with a translucent white to gray agate. The result is a wonderful blend of diverse color. The pieces range from approximately 3/8" (9 mm) to 1 1/2" (38 mm) in size. Photographed wet to show full color. More information, photos.
Mixed Jasper Tumbler Rough
SMALL (3/8" to 1 1/2")
$14.99 For
TWO Pounds

CHUNKY (3/4" to 2 1/2")
$24.99 For
FIVE Pounds
Here is a tumbling mix that will give you many different types of jasper in a wide variety of patterns and colors. This mix is rich in red, brown, cream, gray and tan-colored jaspers. A tough, durable material that takes a very high polish. Pieces in this mix range from approximately 3/8" (9 mm) to 1 1/2" (38 mm) in size. Photographed wet to show full color. More information, photos.
Beginners Tumbler Rough
$14.99 For
Two Pounds
Our "Beginner's Mix" contains a blend of rock materials that are specially selected for tumbling success. This mix has been crushed and screened to be just the right size for a 3-pound tumbling barrel - such as the barrels used with a Lortone 3A or 33B tumbler and the Thumler's A-R1 or A-R2. The pieces range in size from approximately 3/8" (9 mm) to 1 1/2" (38 mm). Photographed wet to show full color. More information, photos.
Picture Jasper
$14.99 For
Two Pounds
With a little imagination you can see desert landscape scenes and patterns in this cream to brown to greenish colored jasper. It will remind you of a trip to Arizona! Pieces range from approximately 3/8" (9 mm) to 1 1/2"(38 mm) in diameter. Photographed wet to show full color. More information, photos.
Polychrome Jasper
$14.99 For
Two Pounds
They call this material "polychrome" because it is a rock with many colors. It is mostly reds and pinks, mixed with brown, orange, white, gray and a few tinges of other colors. Pieces range from approximately 3/8" (9 mm) to 1 1/2" (38 mm) in diameter. Photographed wet to show full color. More information, photos.
Petrified Wood
SMALL (3/8" to 1 1/2")
$14.99 For
TWO Pounds

CHUNKY (3/4" to 2 1/2")
$24.99 For
FIVE Pounds
A mixture of petrified woods - mostly in shades of white, gray and brown. When tumbled, some pieces will display recognizable wood grain patterns. Others will have a translucent character that enables you to see wood-grain pattern within the material. Pieces range from approximately 3/8" (9 mm) to 1 1/2" (38 mm) in size. Photographed wet to show full color. More information, photos.
Rough Lake Superior Agate
$14.99 For
Two Pounds
This is one of the classic tumbling roughs. Lake Superior agates are small nodules and nodule fragments found in the Great Lakes area. Often banded and occasionally with "eyes," these red, gray, brown, orange, white and milky agates are a favorite of those who run tumblers. A tough, dense material that produces a brilliant polish. Supplied in pieces that range from approximately 3/8" (9 mm) to 1 1/2" (38 mm) in size. Photographed wet to show full color. More information, photos.
Apache Tears
$14.99 For
Two Pounds
Apache tears are translucent obsidian nodules that can be polished to a brilliant sheen. They are a challenge to polish because they tend to bruise in a rotary tumbler. This can be prevented by using a generous amount of plastic or ceramic pellets as cushioning (click the "more information" link below for details). Pieces range from 1/4" (6 mm) to 1 1/2" (38 mm) in diameter. More information, photos.
Banded Botswana Agate
$34.99 For
Five Pounds
We were surprised to get these! Beautiful stream-tumbled agate nodules from the country of Botswana. We like these nodules because most of them contain concentric-banded agate in contrasting colors. When polished you will find thin translucent bands in brown, cream, reddish brown, pink, white, gray and other colors. Mostly in 1 to 2 inch nodules and partial nodules. More information, photos, tumbling suggestions.
Red Jasper rough
$26.99 For
Five Pounds
This red jasper from South Africa is one of our long-time favorite tumbling roughs. Why? Here are four reasons: 1) it accepts an awesome polish; 2) it has a spectacular red color; 3) it shapes nicely; and, 4) it is tough enough that bruising rarely occurs in the tumbler. That makes this rough easy and enjoyable to tumble. Mostly 1 to 2 inches in size. More information, photos, tumbling suggestions.
Dalmatian Stone rough
$24.99 For
Four Pounds
Dalmatian Stone is a white to beige-colored igneous rock with dark black spots. It is mined in Mexico and has been imported into the United States for many years. It gets is name from the famous breed of dogs with a similar appearance. It shapes nicely in a rock tumbler and accepts a soft glowing polish. Pieces are mostly 3/4 to 1 3/4 inches in size. Some people call this material "Dalmatian Jasper" but that name is a misnomer. More information, photos, tumbling suggestions.
banded amethyst rough
$24.99 For
Three Pounds
We are selling three-pound bags of banded amethyst, specially sized for rock tumbling. Each three-pound bag contains mostly pieces that are between one inch and two inches in size. This material consists of beautiful purple amethyst, white milky quartz, and a small amount of gray smoky quartz. It is mined in Namibia, a country on the west coast of southern Africa. Banded Amethyst accepts a bright polish and makes beautiful tumbled stones. Mostly in 3/4 to 2 inch pieces. More information, photos, tumbling suggestions.
Sodalite rough
$26.99 For
Three Pounds
Sodalite is a rare blue mineral found mainly in igneous rocks. Some rocks containing abundant sodalite can be polished to a beautiful luster and are durable enough for a variety of uses. When polished they often display attractive white patterns produced by other minerals dispersed through the rock. Mostly in 1 to 2 inch pieces. More information, photos, tumbling suggestions.
Rose Quartz rough
$26.99 For
5 Pounds
We are offering some beautiful rose quartz with a strong pink color. This material is from South Africa and is being sold in five pound bags. It is a perfect size for making large tumbled stones. You might also slice these pieces into small slabs for cabbing or tumbling with a trim saw or small slab saw. Most of the material in these bags ranges in size between 1 and 3 inches along their maximum dimension. A few pieces might be a bit over or under those sizes. More information, photos, tumbling suggestions.
Kambamba Jasper rough
$24.99 For
Three Pounds
Kambamba Jasper is a green tumbling rough marked with black circles and swirls that is mined in Madagascar. It produces tumbled stones with spectacular "eyes" and "orbs". Mostly in 1 to 2 inch pieces. Some people believe that it is a fossilized stromatolite (structures built by sediment-trapping algae) but experienced paleontologists do not accept that theory for its formation. Kambamba does not have the proper pattern of growth lines almost universally seen in stromatolite fossils. More information, photos, tumbling suggestions.
Rock Crystal rough
$26.99 For
Three Pounds
"Rock Crystal" is a popular name for a colorless quartz that is clear enough that you can see through it. These pieces are nice and chunky - mostly about 1 to 2 1/2 inches across. See our instructions on using ceramic cylinder media so you can tumbling this beautiful quartz without brusing the surface. It's easy if you follow instructions. More information, photos, tumbling suggestions.
Snowflake Obsidian rough
$24.99 For
Three Pounds
Snowflake Obsidian is a jet black volcanic glass with small patches of white recrystallized material that give the appearance of "snowflakes". It produces beautiful tumbled stones if you cushing them during tumbling with ceramic cylinder media. It is softer than the normal agate or jasper that you might have tumbled before so tumbling time will be slightly reduced - except for the polishing step. More information, photos, tumbling suggestions.
Arizona petrified wood rough
$27.99 For
Three Pounds
We were lucky to obtain a small amount of very colorful and nicely silicified Arizona Petrified Wood. Rich red, brown, orange, yellow, white and gray colors. It shapes nicely in the tumbler and produces brightly-polish and very colorful tumbled stones. More information, photos, tumbling suggestions.
Mystery mix tumbling rough
Temporarily
Sold Out
If you like larger rough with great color and multiple materials, then this is a deal that you will not want to miss. You get 5 pounds of mixed tumbling rough that is sized between 3/4" to 2 1/2". In this colorful mix you will find agates, jaspers, quartz and more. Photographed wet to show full color. More information, photos.