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Tumbled Stone

177 products


  • Tumbled Angelite / 20-35mm AVG - 1 LB. LOT Tumbled Angelite / 20-35mm AVG - 1 LB. LOT

    Tumbled Angelite / 20-35mm AVG - 1 LB. LOT

    Quantity: 1 pound Average size range: 20 to 35 millimeters Angelite is the trade name for a special variety of anhydrite found mostly in Peru. Anhydrite crystals are the result of gypsum coming into contact with water that then evaporates, leaving these crystals behind. Peruvian anhydrite is mostly pale blue in color, although it will often contain white or brown inclusions as well.

    $31.38

  • Tumbled Rhodonite / 20-35mm AVG - 1 KILO LOT Tumbled Rhodonite / 20-35mm AVG - 1 KILO LOT

    Tumbled Rhodonite / 20-35mm AVG - 1 KILO LOT

    Quantity: 1 kilogram Average size range: 20 to 35 millimeters Rhodonite is a manganese-based mineral, with its name coming from rhódon, the Greek word for rose. The pink and red tones come from manganese and iron and can sometimes appear brown when oxidized, while the black portions of the stone are manganese oxide.

    $61.05

  • Tumbled Serpentine / 25-35mm AVG - 1 KILO LOT Tumbled Serpentine / 25-35mm AVG - 1 KILO LOT

    Tumbled Serpentine / 25-35mm AVG - 1 KILO LOT

    1 review

    Quantity: 1 kilogram Average size range: 25 to 35 millimeters Serpentine is a metamorphic rock that forms when the stone absorbs large amounts of water under high pressure, and may contain other minerals like chrysotile, lizardite, or magnetite. Serpentine is named for its signature snake-skin texture and patterns.

    $38.85

  • Tumbled Flower Agate / 1" AVG - 1 LB. LOT Tumbled Flower Agate / 1" AVG - 1 LB. LOT

    Tumbled Flower Agate / 1" AVG - 1 LB. LOT

    Quantity: 1 pound Average size range: 1 inch Agate is a banded variety of chalcedony that forms inside pockets of metamorphic and volcanic rock, with the initial layer that forms and the surrounding minerals and conditions affecting subsequent layers and giving agate its wide variation in appearance. Flower agate contains further inclusions of chalcedony that form branching fractal patterns resembling flowers.

    $14.99

  • Sale -56% Tumbled Carnelian Agate / 20-42mm AVG - 1 LB. LOT Tumbled Carnelian Agate / 20-42mm AVG - 1 LB. LOT

    Tumbled Carnelian Agate / 20-42mm AVG - 1 LB. LOT

    Quantity: 1 pound Average size range: 20 to 42 millimeters Carnelian is a variety of chalcedony that derives its color from large amounts of iron oxide, and has been used in jewelry and ornamental work as far back as Ancient Egypt and Mycenaean Greece. Carnelian with clear banding patterns formed along with agate deposits, and is more properly known as carnelian agate.

    $18.95$8.30

  • Tumbled Clear Quartz / 15-40mm AVG - 1 LB. LOT Tumbled Clear Quartz / 15-40mm AVG - 1 LB. LOT

    Tumbled Clear Quartz / 15-40mm AVG - 1 LB. LOT

    Quantity: 1 pound Average size range: 15 to 40 millimeters Quartz is one of the most common minerals found in the Earth's crust, and takes on a variety of colors depending on the other minerals and trace elements that are included as it forms and grows. These pieces are formed primarily of rock crystal and white quartz, the latter taking its color from very small inclusions of fluid or gas while it formed.

    $11.80

  • Tumbled Serpentine / 1-2" AVG - 1 LB. LOT Tumbled Serpentine / 1-2" AVG - 1 LB. LOT

    Tumbled Serpentine / 1-2" AVG - 1 LB. LOT

    Quantity: 1 pound Average size range: 1 to 2 inches Serpentine is a metamorphic rock that forms when the stone absorbs large amounts of water under high pressure, and may contain other minerals like chrysotile, lizardite, or magnetite. Serpentine is named for its signature snake-skin texture and patterns.

    $30.25

  • Super Tumbled Ruby (20-40 mm) (8 Ounces) Wholesale Gemstone Lot

    Super Tumbled Ruby (20-40 mm) (8 Ounces) Wholesale Gemstone Lot

    Super Tumbled Ruby Uniqueness Guaranteed: Every item is one-of-a-kind, making them ideal for all projects or designs. Quantity: 8 ounces Avg Size Range: 20 to 40 millimeters Material Origin: India Ruby is formed through the crystallization of aluminum oxide (corundum) with the presence of chromium impurities in metamorphic environments, showcasing its deep red hues and highlighting the geological processes that contribute to the gemstone's striking appearance. Custom Requests: Have specific preferences? Leave a message with your order, and we'll do our best to accommodate your requests if possible. *Handmade items vary in size, shape, and color when selected randomly (highest quality items chosen first). They’ll be as beautiful as those in the photos.

    $39.63

  • Extra Quality Lapis Lazuli Tumbled (Size 1 to 2 inches) Bulk Wholesale Lot Crystals Minerals Extra Quality Lapis Lazuli Tumbled (Size 1 to 2 inches) Bulk Wholesale Lot Crystals Minerals

    Extra Quality Lapis Lazuli Tumbled (Size 1 to 2 inches) Bulk Wholesale Lot Crystals Minerals

    Lapis Lazuli TumbledUniqueness Guaranteed: Every item is one-of-a-kind, making them ideal for all projects or designs.Listing is for (choose your quantity, 1 pound, 1 kilogram, 5 kilograms) Avg Size Range: (1 to 2 inches)Material Origin: (Pakistan)Lapis lazuli is a blue metamorphic stone composed mainly of a blue mineral in the sodalite family called lazurite with pyrite and white calcite inclusions. Highly sought-after as a gemstone and for use in ultramarine pigment for dye and paint, lapis lazuli has been in use for at least 9000 years.Custom Requests: Have specific preferences?Leave a message with your order, and we'll do our best to accommodate your requests if possible.Handmade items vary in size, shape, and color when selected randomly (the highest quality items are chosen first). They'll be as beautiful as those in the photos.

    $18.37 - $305.97

  • Tumbled Green Quartz / 20-40mm AVG - 1 PIECE Tumbled Green Quartz / 20-40mm AVG - 1 PIECE

    Tumbled Green Quartz / 20-40mm AVG - 1 PIECE

    Quantity: 1 piece Average size range: 20 to 40 millimeters Green quartz, more officially known as prasiolite, is a rare variety of quartz that actually starts as amethyst. Over time, this amethyst was exposed to volcanic activity that further altered the color to a signature green.

    $1.17

  • Tumbled Serpentine / 25-35mm AVG - 1 LB. LOT Tumbled Serpentine / 25-35mm AVG - 1 LB. LOT

    Tumbled Serpentine / 25-35mm AVG - 1 LB. LOT

    Quantity: 1 pound Average size range: 25 to 35 millimeters Serpentine is a metamorphic rock that forms when the stone absorbs large amounts of water under high pressure, and may contain other minerals like chrysotile, lizardite, or magnetite. Serpentine is named for its signature snake-skin texture and patterns.

    $19.43

  • Tumbled Hematite / 1-2" AVG - 1 KILO LOT Tumbled Hematite / 1-2" AVG - 1 KILO LOT

    Tumbled Hematite / 1-2" AVG - 1 KILO LOT

    Quantity: 1 kilogram Average size range: 1 to 2 inches Hematite is a fairly common iron oxide that can be found all over the world, and it ranges in color from black or grey to brown or red depending on how much the iron has oxidized over time and the presence or absence of water while it formed. Hematite is mainly used as a source of iron, and can also serve as an ingredient in different red and brown pigments for paint.

    $30.71

  • Tumbled Rhodonite / 1" AVG - 1 PIECE Tumbled Rhodonite / 1" AVG - 1 PIECE

    Tumbled Rhodonite / 1" AVG - 1 PIECE

    1 review

    Quantity: 1 piece Average size range: 1 inch Rhodonite is a manganese-based mineral, with its name coming from rhódon, the Greek word for rose. The pink and red tones come from manganese and iron and can sometimes appear brown when oxidized, while the black portions of the stone are manganese oxide.

    $1.41

  • Tumbled Pale Amazonite / 1-2" AVG - 1 LB. LOT Tumbled Pale Amazonite / 1-2" AVG - 1 LB. LOT

    Tumbled Pale Amazonite / 1-2" AVG - 1 LB. LOT

    Quantity: 1 pound Average size range: 1 to 2 inches Amazonite is a potassium-based feldspar, similar to the igneous mineral microcline. The source of amazonite’s green color is surprisingly complex, possibly coming from water and lead, rubidium, thallium, divalent iron, or some combination of all of these. The earliest known samples of amazonite jewelry come from Middle Egypt and Mesopotamia, although it was not known as a distinct gemstone until the 1700s.

    $20.42

  • Sale -17% Tumbled Granite / 20-30mm AVG - 1 KILO LOT Tumbled Granite / 20-30mm AVG - 1 KILO LOT

    Tumbled Granite / 20-30mm AVG - 1 KILO LOT

    Quantity: 1 kilogram Average size range: 20 to 30 millimeters Granite is a coarse igneous rock composed primarily of quartz, alkali metal-bearing feldspars, and plagioclase. Formed when magma slowly cools, often within cracks in other stones, granite may also contain inclusions of other minerals like mica and hornblende, further altering the visible colors.

    $18.70$15.48

  • Tumbled Green Quartz / 20-40mm AVG - 1 KILO LOT Tumbled Green Quartz / 20-40mm AVG - 1 KILO LOT

    Tumbled Green Quartz / 20-40mm AVG - 1 KILO LOT

    1 review

    Quantity: 1 kilogram Average size range: 20 to 40 millimeters Green quartz, more officially known as prasiolite, is a rare variety of quartz that actually starts as amethyst. Over time, this amethyst was exposed to volcanic activity that further altered the color to a signature green.

    $23.20

  • Tumbled Brecciated Red Jasper / 1-2" AVG - 1 LB. LOT

    Tumbled Brecciated Red Jasper / 1-2" AVG - 1 LB. LOT

    Quantity: 1 pound Average size range: 1 to 2 inches Jasper is an aggregate stone, formed from combinations of quartz, chalcedony, and other minerals that all affect the resulting colors or patterns that form. Red jasper takes its color from heavy iron inclusions. Brecciated jasper forms when jasper deposits break apart then meld back together over time, which can result in angular inclusions and banding.

    $15.26

  • Tumbled Aragonite / 20-35mm AVG - 1 KILO LOT Tumbled Aragonite / 20-35mm AVG - 1 KILO LOT

    Tumbled Aragonite / 20-35mm AVG - 1 KILO LOT

    Quantity: 1 kilogram Average size range: 20 to 35 millimeters Aragonite as a crystal can be found in a surprising number of places. While most aragonite is mined from veins of metamorphic rock, it can also be found inside mollusk shells and on coral growths, and it is widely used when recreating reef conditions for aquariums. While most aragonite is brown or orange in color, white aragonite is also fairly common.

    $39.04

  • Tumbled Garnet / 20-40mm AVG - 1 KILO LOT Tumbled Garnet / 20-40mm AVG - 1 KILO LOT

    Tumbled Garnet / 20-40mm AVG - 1 KILO LOT

    Quantity: 1 kilogram Average size range: 20 to 40 millimeters Garnet derives its name from pomum granatum, the Latin word for pomegranate, due to its resemblance to pomegranate seeds. In addition to use in jewelry for thousands of years, garnet sand is used in steel cutting and carpentry.

    $33.21

  • Tumbled Extra Quality Carnelian / 10-30mm AVG - 1 LB. LOT Tumbled Extra Quality Carnelian / 10-30mm AVG - 1 LB. LOT

    Tumbled Extra Quality Carnelian / 10-30mm AVG - 1 LB. LOT

    Quantity: 1 pound Average size range: 10 to 30 millimeters Carnelian is a variety of chalcedony that derives its color from large amounts of iron oxide, and has been used in jewelry and ornamental work as far back as Ancient Egypt and Mycenaean Greece. Carnelian with clear banding patterns formed along with agate deposits, and is more properly known as carnelian agate.

    $12.39

  • Black Flower Agate Tumble 1 LB. Black Flower Agate Tumble 1 LB.

    Black Flower Agate Tumble 1 LB.

    Quantity: 1 Pound Pieces measure, on average: 1 in  Black Flower Agate is a variation of Flower Agate, primarily known for its soft, translucent base with flower-like inclusions. In the case of Black Flower Agate, the base color of the agate is darker, often a deep gray to black, providing a striking contrast to the lighter, flower-like chalcedony inclusions.

    $27.06

  • Tumbled Stromatolite (20-35 mm) (1 Kilogram) Tumbled Crystal Wholesale Tumbled Stromatolite (20-35 mm) (1 Kilogram) Tumbled Crystal Wholesale

    Tumbled Stromatolite (20-35 mm) (1 Kilogram) Tumbled Crystal Wholesale

    Tumbled Stromatolite Lot Uniqueness Guaranteed: Every item is one-of-a-kind, making them ideal for all projects or designs. Quantity: 1 kilogram Avg Size Range: 20-35 millimeters Material Origin: Peru Stromatolites are layered sedimentary stones formed by photosynthetic bacteria. These bacteria form mineral layers by cementing local stone, sand, and gravel together over long periods of time. These structures can reach over 3 feet tall, and fossilized stromatolites are useful records of Precambrian life in paleontology. Custom Requests: Have specific preferences? Leave a message with your order, and we'll do our best to accommodate your requests if possible. *Handmade items vary in size, shape, and color when selected randomly (highest quality items chosen first). They’ll be as beautiful as those in the photos.

    $41.27

  • Sale -10% 5 LB. LOT - Tumbled Not Polished Rainbow Fluorite / .5"-1.5" avg. 5 LB. LOT - Tumbled Not Polished Rainbow Fluorite / .5"-1.5" avg.

    5 LB. LOT - Tumbled Not Polished Rainbow Fluorite / .5"-1.5" avg.

    Pieces measure approximately .5"-1.5" (AVERAGE SIZE) The picture is an example ONLY. This listing is for a 100% natural product. Please allow for variation in size, shape, color, and formation. Randomly selected gemstones, cherry-picking requests can not be fulfilled. CRYSTAL RIVER GEMS WHOLESALE BULK **Fast domestic and international shipping**

    $88.00$79.25

  • Tumbled Banded Mixed Amethyst / 20-50mm AVG - 1 LB. LOT Tumbled Banded Mixed Amethyst / 20-50mm AVG - 1 LB. LOT

    Tumbled Banded Mixed Amethyst / 20-50mm AVG - 1 LB. LOT

    Quantity: 1 pound Average size range: 20 to 50 millimeters Amethyst is a violet gemstone that occurs when quartz containing significant iron impurities and other trace elements undergoes natural geological irradiation over long periods of time, altering the color. Chevron amethyst, also known as banded amethyst, contains white quartz in addition to amethyst, which forms this distinctive banding pattern.

    $8.75

  • Carnelian Agate Tumbled Gallet Palm Stone (Large) (1.5-3 Inches) Wholesale Crystals Minerals Carnelian Agate Tumbled Gallet Palm Stone (Large) (1.5-3 Inches) Wholesale Crystals Minerals

    Carnelian Agate Tumbled Gallet Palm Stone (Large) (1.5-3 Inches) Wholesale Crystals Minerals

    1 review

    Tumbled Carnelian Agate Gallet Palm Stone Uniqueness Guaranteed: Every item is one-of-a-kind, making them ideal for all projects or designs. Listing is for (1 Pound)  Avg Size Range: (1.5 to 3 Inches) Material Origin: (Madagascar) Carnelian is a variety of chalcedony that derives its color from large amounts of iron oxide, and has been used in jewelry and ornamental work as far back as Ancient Egypt and Mycenaean Greece. Carnelian with clear banding patterns formed along with agate deposits, and is more properly known as carnelian agate. Custom Requests: Have specific preferences? Leave a message with your order, and we'll do our best to accommodate your requests if possible. Handmade items vary in size, shape, and color when selected randomly (the highest quality items are chosen first). They'll be as beautiful as those in the photos.

    $28.56

  • Tumbled Rhodonite / 20-35mm AVG - 1 LB. LOT Tumbled Rhodonite / 20-35mm AVG - 1 LB. LOT

    Tumbled Rhodonite / 20-35mm AVG - 1 LB. LOT

    Quantity: 1 pound Average size range: 20 to 35 millimeters Rhodonite is a manganese-based mineral, with its name coming from rhódon, the Greek word for rose. The pink and red tones come from manganese and iron and can sometimes appear brown when oxidized, while the black portions of the stone are manganese oxide.

    $30.53

  • Gobi Agate Eyes Tumble 4oz Gobi Agate Eyes Tumble 4oz

    Gobi Agate Eyes Tumble 4oz

    1 review

    Quantity: 4 ounces  Pieces measure, on average, 1 in Gobi Agate, a unique variety of agate found predominantly in the Gobi Desert of Mongolia, forms over millions of years by gradually filling cavities in rocks with silica-rich fluids, first discovered in the 20th century. It's renowned for its various colors and patterns, often including vibrant yellows, reds, and greens. It is particularly prized for its "desert bloom" varieties, which showcase intricate, flower-like formations.

    $44.53

  • Tumbled Polychrome Desert Jasper / 1-2" AVG - 1 LB. LOT Tumbled Polychrome Desert Jasper / 1-2" AVG - 1 LB. LOT

    Tumbled Polychrome Desert Jasper / 1-2" AVG - 1 LB. LOT

    1 review

    Quantity: 1 pound Average size range: 1 to 2 inches Polychrome jasper, also known as desert jasper, is an orbicular chalcedony much like ocean jasper, meaning it contains round or circular inclusions of other minerals. Polychrome jasper comes in a wide variety of colors, including brown, orange, green, blue, purple, and pink, and can be found in boulders in northwest Madagascar.

    $17.70

  • Last stock! Tumbled Mookaite / 20-50mm AVG - 1 LB. LOT Tumbled Mookaite / 20-50mm AVG - 1 LB. LOT

    Tumbled Mookaite / 20-50mm AVG - 1 LB. LOT

    2 in stock

    Quantity: 1 pound Average size range: 20 to 50 millimeters Mookaite, while commonly described as a jasper, is actually a mostly organic stone. Initial radiolarite deposits, which are stones made from layers of microscopic ancient marine life, incorporated silica from local sand and other ancient creatures, resulting in mookaite’s distinctive color bands. Mookaite is named for Mooka Station in Western Australia, where it was first discovered.

    2 in stock

    $17.19

  • Tumbled Aragonite / 20-35mm AVG - 1 LB. LOT Tumbled Aragonite / 20-35mm AVG - 1 LB. LOT

    Tumbled Aragonite / 20-35mm AVG - 1 LB. LOT

    Quantity: 1 pound Average size range: 20 to 35 millimeters Aragonite as a crystal can be found in a surprising number of places. While most aragonite is mined from veins of metamorphic rock, it can also be found inside mollusk shells and on coral growths, and it is widely used when recreating reef conditions for aquariums. While most aragonite is brown or orange in color, white aragonite is also fairly common.

    $19.52

  • Tumbled Brown Jasper / 20-50mm AVG - 1 LB. LOT

    Tumbled Brown Jasper / 20-50mm AVG - 1 LB. LOT

    Quantity: 1 pound Average size range: 20 to 50 millimeters Jasper is an aggregate stone, formed from combinations of quartz, chalcedony, and other minerals that all affect the resulting colors or patterns that form. Brown jasper derives its color from clay and goethite impurities.

    $9.19

  • Tumbled Dark Rainbow Fluorite / 25-30mm AVG - 1 PIECE Tumbled Dark Rainbow Fluorite / 25-30mm AVG - 1 PIECE

    Tumbled Dark Rainbow Fluorite / 25-30mm AVG - 1 PIECE

    Quantity: 1 piece Average size range: 25 to 30 millimeters Fluorite is known as one of the most colorful gemstones, and can appear in just about every color of the rainbow. Pure fluorite is normally colorless, but different mineral inclusions and amounts of natural radiation will alter its color. Green and purple are the most common colors, followed by yellow, blue, pink, and red.

    $1.16

  • Tumbled Garden Quartz / B Grade / 1" AVG - 1 LB. LOT Tumbled Garden Quartz / B Grade / 1" AVG - 1 LB. LOT

    Tumbled Garden Quartz / B Grade / 1" AVG - 1 LB. LOT

    Quantity: 1 pound Average size range: 1 inch Garden quartz is a special variety of rock crystal quartz that contains multiple overlapping layers of included minerals. These minerals, which can include chlorite, hematite, or feldspar in a wide variety of colors, are called phantoms, leading to garden quartz’s other name of phantom quartz.

    $11.36

  • 8 OZ. LOT - Tumbled Rhodonite from Pakistan / 1"-2" AVG. 8 OZ. LOT - Tumbled Rhodonite from Pakistan / 1"-2" AVG.

    8 OZ. LOT - Tumbled Rhodonite from Pakistan / 1"-2" AVG.

    Origin: Pakistan Pieces measure approximately 1"-2" (AVERAGE SIZE) The picture is an example ONLY. This listing is for a 100% natural product. Please allow for variation in size, shape, color, and formation. Randomly selected gemstones, cherry-picking requests can not be fulfilled. CRYSTAL RIVER GEMS WHOLESALE BULK **Fast domestic and international shipping**

    $19.81

  • Last stock! 8 oz. Larimar Tumble 8 oz. Larimar Tumble

    8 oz. Larimar Tumble

    1 review

    4 in stock

    Quantity: 8 ounces  Pieces measure, on average: 1 in Larimar, also known as the "Caribbean Gem," is a rare blue variety of the mineral pectolite, found only in the Dominican Republic. Its unique sky blue or turquoise color often streaked with white patterns resembling sunlight dancing beneath Caribbean waters.

    4 in stock

    $83.25

  • Last stock! Tumbled Yellow Quartz / 20-50mm AVG - 1 KILO LOT Tumbled Yellow Quartz / 20-50mm AVG - 1 KILO LOT

    Tumbled Yellow Quartz / 20-50mm AVG - 1 KILO LOT

    3 in stock

    Quantity: 1 kilogram Average size range: 20 to 50 millimeters Quartz is one of the most common minerals found in the Earth's crust, and takes on a variety of colors depending on the other minerals and trace elements that are included as it forms and grows. Yellow quartz gets its color from iron oxides that are spread throughout the crystalline structure. Although yellow quartz looks similar to citrine, citrine is usually more translucent and cloudy in color.

    3 in stock

    $20.92

  • Tumbled Mixed Moonstone / 20-40mm AVG - 1 LB. LOT Tumbled Mixed Moonstone / 20-40mm AVG - 1 LB. LOT

    Tumbled Mixed Moonstone / 20-40mm AVG - 1 LB. LOT

    Quantity: 1 pound Average size range: 20 to 40 millimeters Moonstone is closely related to labradorite, as both stones are varieties of feldspar, an igneous rock. Whereas true rainbow moonstone exhibits a characteristic blue flash called adularescence, other varieties of moonstone take their color from different combinations of feldspars and trace minerals and can exhibit other kinds of shimmer like chatoyance.

    $9.97

  • Tumbled Extra Quality Citrine / 20-40mm AVG - 1 KILO LOT

    Tumbled Extra Quality Citrine / 20-40mm AVG - 1 KILO LOT

    Quantity: 1 kilo lot Average size range: 20 to 40 millimeters Citrine is a special variety of quartz that can range in color from darker browns to pale yellow due to iron hydroxide in the crystal, and it typically has a cloudy appearance. As both are varieties of quartz, citrine and amethyst are sometimes found together in the same crystal in a formation known as ametrine.

    $42.17

  • 1 PIECE - Sodalite Extra Quality 20-40 mm Tumbled Gemstones Wholesale Bulk 1 PIECE - Sodalite Extra Quality 20-40 mm Tumbled Gemstones Wholesale Bulk

    1 PIECE - Sodalite Extra Quality 20-40 mm Tumbled Gemstones Wholesale Bulk

    Origin: Brazil Pieces measure approximately 20-40mm (AVERAGE SIZE)  The picture is an example ONLY. This listing is for a 100% natural product. Please allow for variation in size, shape, color, and formation. Randomly selected gemstones, cherry-picking requests can not be fulfilled.   CRYSTAL RIVER GEMS WHOLESALE BULK **Fast domestic and international shipping**

    $3.50

  • Tumbled Blue Apatite / 20-50mm AVG - 1 LB. LOT Tumbled Blue Apatite / 20-50mm AVG - 1 LB. LOT

    Tumbled Blue Apatite / 20-50mm AVG - 1 LB. LOT

    Quantity: 1 pound Average size range: 20 to 50 millimeters Apatite comes from the Greek word apatáō, meaning “to deceive,” because in its raw form it is very easy to mistake it for other minerals. Gem-quality apatite is less common, and most apatite is used to make phosphate for fertilizer or as a source of rare-earth metals like uranium and thorium.

    $42.18

  • Tumbled Indigo Gabbro / 1-2" AVG - 1 LB. LOT Tumbled Indigo Gabbro / 1-2" AVG - 1 LB. LOT

    Tumbled Indigo Gabbro / 1-2" AVG - 1 LB. LOT

    Quantity: 1 pound Average size range: 1 to 2 inches Gabbro is a coarse igneous rock that cooled over long periods of time, as opposed to the related but much faster-cooled basalt. Indigo gabbro is a special kind of gabbro that also contains a wide variety of other minerals like quartz and feldspar as inclusions, giving it a more distinctive mottled appearance.

    $18.36

  • Tumbled Amethyst / 20-40mm AVG - 1 PIECE Tumbled Amethyst / 20-40mm AVG - 1 PIECE

    Tumbled Amethyst / 20-40mm AVG - 1 PIECE

    Quantity: 1 piece Average size range: 20 to 40 millimeters Amethyst is a violet gemstone that occurs when quartz containing significant iron impurities and other trace elements undergoes natural geological irradiation over long periods of time, altering the color. Variations in color occur based on the amount of iron and the specific trace elements present in the original quartz.

    $1.75

  • Tumbled Extra Quality Pink Mangano Calcite / 1-2" AVG - 1 LB. LOT Tumbled Extra Quality Pink Mangano Calcite / 1-2" AVG - 1 LB. LOT

    Tumbled Extra Quality Pink Mangano Calcite / 1-2" AVG - 1 LB. LOT

    Quantity: 1 pound Average size range: 1 to 2 inches Calcite is a mineral that forms mostly in limestone deposits and caves, and can exhibit a wide range of colors depending on the impurities and trace elements it absorbs from the surrounding area. Mangano calcite, formally known as manganoan calcite, contains high amounts of manganese and glows under ultraviolet light.

    $51.28

  • Tumbled Sulfur Quartz / 20-50mm AVG - 1 KILO LOT

    Tumbled Sulfur Quartz / 20-50mm AVG - 1 KILO LOT

    Quantity: 1 kilogram Average size range: 20 to 50 millimeters Quartz is one of the most common minerals found in the Earth's crust, and takes on a variety of colors depending on the other minerals and trace elements that are included as it forms and grows. Sulfur quartz, rather straightforwardly, contains inclusions of sulfur that result in a pale yellow color.

    $24.57

  • Tumbled Sodalite Syenite / 1.5" AVG - 1 KILO LOT Tumbled Sodalite Syenite / 1.5" AVG - 1 KILO LOT

    Tumbled Sodalite Syenite / 1.5" AVG - 1 KILO LOT

    Quantity: 1 kilogram Average size range: 1.5 inches Sodalite syenite, sometimes shortened to syenite, is an igneous rock similar to feldspar with much lower silica content. This particular variety of syenite also contains large sodalite inclusions that fluoresce under ultraviolet light.

    $36.02

  • Tumbled Red Quartz / 20-40mm AVG - 1 LB. LOT Tumbled Red Quartz / 20-40mm AVG - 1 LB. LOT

    Tumbled Red Quartz / 20-40mm AVG - 1 LB. LOT

    Quantity: 1 pound Average size range: 20 to 40 millimeters Quartz is one of the most common minerals found in the Earth's crust, and takes on a variety of colors depending on the other minerals and trace elements that are included as it forms and grows. Red quartz owes its color to both internal and external inclusions of iron oxide.

    $8.75

  • Tumbled Extra Quality Sodalite / 20-40mm AVG - 1 KILO LOT Tumbled Extra Quality Sodalite / 20-40mm AVG - 1 KILO LOT

    Tumbled Extra Quality Sodalite / 20-40mm AVG - 1 KILO LOT

    Quantity: 1 kilogram Average size range: 20 to 40 millimeters Sodalite is a silica-based mineral with a high concentration of sodium. While the bulk of the stone is a royal blue often used in paint pigment, it can also contain inclusions of calcite and quartz, resulting in white streaks. While it is commonly mistaken for lapis lazuli, sodalite does not contain any pyrite inclusions the way lapis does, and any orange or brown inclusions are typically feldspar.

    $35.78

  • Tumbled Indigo Gabbro / 1-2" AVG - 1 KILO LOT Tumbled Indigo Gabbro / 1-2" AVG - 1 KILO LOT

    Tumbled Indigo Gabbro / 1-2" AVG - 1 KILO LOT

    Quantity: 1 kilogram Average size range: 1 to 2 inches Gabbro is a coarse igneous rock that cooled over long periods of time, as opposed to the related but much faster-cooled basalt. Indigo gabbro is a special kind of gabbro that also contains a wide variety of other minerals like quartz and feldspar as inclusions, giving it a more distinctive mottled appearance.

    $40.39

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