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16-Inch Gemstones

The 16-inch strand is the industry standard—and no one stocks more of them than Dakota Stones. Browse more than 200 stone types across every color and pattern, from everyday staples like Amethyst and Jasper to collector favorites such as Red Garnet and rare Turquoise mine-runs. Because the strands measure a full 15 – 16 inches, you get enough beads for matching earring pairs, stretch bracelets, or a necklace focal and still have extras for accents.
Need to drill down fast? Use the filter bar to sort by Stone Type when you know the gem you want, or by Color when you’re building a palette first. Shapes range from classic rounds and rondelles to cubes, heishi, chips, and rare designer cuts—each strand calibrated for even sizing and smooth stringing.
Whether you’re a hobbyist replenishing a bead board or a pro assembling a full production run, this category is the workhorse of our catalog: reliable lengths, vast variety, and new additions arriving every month. Dive in, filter your way to the perfect strand, and keep your design queue flowing with Dakota Stones’ biggest collection.

Black Moonstone 10mm Round - 15-16 Inch

Original price $43.00 - Original price $43.00
Original price $43.00
$43.00 - $43.00
Current price $43.00
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Moonstone naturally occurs in a broad spectrum of colors, but is most commonly associated with white, gray and peach. It's soft chatoyancy is remin...

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Original price $43.00 - Original price $43.00
Original price $43.00
$43.00 - $43.00
Current price $43.00
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Azurite 6mm Round AA Grade - 15-16 Inch

Original price $48.00 - Original price $48.00
Original price $48.00
$48.00 - $48.00
Current price $48.00
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Azurite is a Copper carbonate mineral that forms in masses, stalactites, botryoidal, and short prismatic crystals. Azurite in crystal form is extre...

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Original price $48.00 - Original price $48.00
Original price $48.00
$48.00 - $48.00
Current price $48.00
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Azurite 8mm Round AA Grade - 15-16 Inch

Original price $85.00 - Original price $85.00
Original price $85.00
$85.00 - $85.00
Current price $85.00
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Azurite is a Copper carbonate mineral that forms in masses, stalactites, botryoidal, and short prismatic crystals. Azurite in crystal form is extre...

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Original price $85.00 - Original price $85.00
Original price $85.00
$85.00 - $85.00
Current price $85.00
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Green Angelite Cat's Eye 10mm Round - 15-16 Inch

Original price $32.00 - Original price $32.00
Original price $32.00
$32.00 - $32.00
Current price $32.00
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Cat’s Eye is a quartz stone that appears in a range of colors including white, gray, green, yellow and brown. The fibrous asbestos inclusions in th...

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Original price $32.00 - Original price $32.00
Original price $32.00
$32.00 - $32.00
Current price $32.00
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Blue Hackmanite 10mm Round - 15-16 Inch

Original price $45.00 - Original price $45.00
Original price $45.00
$45.00 - $45.00
Current price $45.00
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Discovered in Greenland in the late 1890's, hackmanite is named for Finnish geologist Victor Hackman. It is a rare occurrence to find gem-grade hac...

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Original price $45.00 - Original price $45.00
Original price $45.00
$45.00 - $45.00
Current price $45.00
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Blue Hackmanite 8mm Round - 15-16 Inch

Original price $31.00 - Original price $31.00
Original price $31.00
$31.00 - $31.00
Current price $31.00
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Discovered in Greenland in the late 1890's, hackmanite is named for Finnish geologist Victor Hackman. It is a rare occurrence to find gem-grade hac...

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Original price $31.00 - Original price $31.00
Original price $31.00
$31.00 - $31.00
Current price $31.00
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Black Rutilated Quartz 6mm Round A Grade - 15-16 Inch

Original price $14.00 - Original price $14.00
Original price $14.00
$14.00 - $14.00
Current price $14.00
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Rutilated Quartz is a silicon dioxide mineral with unique needle-like inclusions of Rutile. These “needles” usually appear golden, but can also app...

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Original price $14.00 - Original price $14.00
Original price $14.00
$14.00 - $14.00
Current price $14.00
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Azurite 4mm Round - 15-16 Inch

Original price $20.00 - Original price $20.00
Original price $20.00
$20.00 - $20.00
Current price $20.00
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Azurite is a Copper carbonate mineral that forms in masses, stalactites, botryoidal, and short prismatic crystals. Azurite in crystal form is extre...

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Original price $20.00 - Original price $20.00
Original price $20.00
$20.00 - $20.00
Current price $20.00
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Blue Hackmanite 6mm Round - 15-16 Inch

Original price $23.00 - Original price $23.00
Original price $23.00
$23.00 - $23.00
Current price $23.00
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Discovered in Greenland in the late 1890's, hackmanite is named for Finnish geologist Victor Hackman. It is a rare occurrence to find gem-grade hac...

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Original price $23.00 - Original price $23.00
Original price $23.00
$23.00 - $23.00
Current price $23.00
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Golden Selenite 10mm Round (Natural) - 15-16 Inch

Original price $32.00 - Original price $32.00
Original price $32.00
$32.00 - $32.00
Current price $32.00
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Selenite is a crystal formed from the mineral gypsum, which comes in many forms and color variations, but has been used historically to describe th...

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Original price $32.00 - Original price $32.00
Original price $32.00
$32.00 - $32.00
Current price $32.00
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Dendritic Green Opal 10mm Round - 15-16 Inch

Original price $38.00 - Original price $38.00
Original price $38.00
$38.00 - $38.00
Current price $38.00
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This variety of opal is named "dendritic" for the small inclusions within it that resemble moss or ferns. These inclusions consist of iron, mangane...

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Original price $38.00 - Original price $38.00
Original price $38.00
$38.00 - $38.00
Current price $38.00
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Fluorite 4mm Round A Grade - 15-16 Inch

Original price $14.00 - Original price $14.00
Original price $14.00
$14.00 - $14.00
Current price $14.00
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Fluorite is a luminous, soft and glassy stone, sometimes referred to as “the most colorful mineral in the world.” It is one of the most sought to a...

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Original price $14.00 - Original price $14.00
Original price $14.00
$14.00 - $14.00
Current price $14.00
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Elisa Turquoise 5-13mm Graduated Rounds - 15-16 Inch

Original price $550.00 - Original price $550.00
Original price $550.00
$550.00 - $550.00
Current price $550.00
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This turquoise is mined from the Sonora mines in Mexico. Like all other natural turquoise, its coloring is the result of the chemical reaction that...

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Original price $550.00 - Original price $550.00
Original price $550.00
$550.00 - $550.00
Current price $550.00
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Strawberry Quartz 6x8mm Triangle Cut Faceted Rice Bead - 15-16 Inch

Original price $31.00 - Original price $31.00
Original price $31.00
$31.00 - $31.00
Current price $31.00
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Strawberry Quartz is a translucent, milky to pink silicon dioxide mineral. Its needle to like inclusions of hematite are iridescent red. Quartz has...

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Original price $31.00 - Original price $31.00
Original price $31.00
$31.00 - $31.00
Current price $31.00
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Cacoxenite 6x8mm Triangle Cut Faceted Rice Bead - 15-16 Inch

Original price $39.00 - Original price $39.00
Original price $39.00
$39.00 - $39.00
Current price $39.00
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Cacoxenite is the trade name for this naturally occurring blend of seven stone types. It was originally named for the visible inclusions of the min...

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Original price $39.00 - Original price $39.00
Original price $39.00
$39.00 - $39.00
Current price $39.00
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Dog Teeth Amethyst 6x8mm Triangle Cut Faceted Rice Bead - 15-16 Inch

Original price $23.00 - Original price $23.00
Original price $23.00
$23.00 - $23.00
Current price $23.00
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Dog Teeth Amethyst has a purple and white striped appearance due to its combination of Amethyst and White Quartz. The name derives from the recurri...

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Original price $23.00 - Original price $23.00
Original price $23.00
$23.00 - $23.00
Current price $23.00
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Iolite 6x8mm Triangle Cut Faceted Rice Bead - 15-16 Inch

Original price $37.00 - Original price $37.00
Original price $37.00
$37.00 - $37.00
Current price $37.00
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Iolite most commonly occurs in shades of blue to gray, violet or indigo. It displays a visual property called “pleochroism,” which means that it ca...

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Original price $37.00 - Original price $37.00
Original price $37.00
$37.00 - $37.00
Current price $37.00
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Lapis & Malachite 16mm Round - 15-16 Inch

Original price $381.00 - Original price $381.00
Original price $381.00
$381.00 - $381.00
Current price $381.00
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Lapis is a semi to precious stone and one of the most sought after throughout history. It is highly regarded for its beautiful blue color flecked w...

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Original price $381.00 - Original price $381.00
Original price $381.00
$381.00 - $381.00
Current price $381.00
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Rhodochrosite 3mm Cube Table Cut - 15-16 Inch

Original price $33.00 - Original price $33.00
Original price $33.00
$33.00 - $33.00
Current price $33.00
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Rhodochrosite is a bubblegum pink to rose red stone, with occasional inclusions of creamy white and dark grey. A manganese carbonate material of th...

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Original price $33.00 - Original price $33.00
Original price $33.00
$33.00 - $33.00
Current price $33.00
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Red Garnet 6x8mm Triangle Cut Faceted Rice Bead - 15-16 Inch

Original price $34.00 - Original price $34.00
Original price $34.00
$34.00 - $34.00
Current price $34.00
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Red Garnet is the most commonly known type of Garnet, which occurs in many colors. Garnet has been used for adornment and spirituality by myriad cu...

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Original price $34.00 - Original price $34.00
Original price $34.00
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Current price $34.00
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Brazilian Amazonite 6x8mm Triangle Cut Faceted Rice Bead - 15-16 Inch

Original price $31.00 - Original price $31.00
Original price $31.00
$31.00 - $31.00
Current price $31.00
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Brazilian Amazonite is an opaque blue to green to light green stone, often occurring with inclusions of white, yellow or gray and occasionally tran...

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Original price $31.00 - Original price $31.00
Original price $31.00
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Current price $31.00
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Turquoise 6x8-8x10mm Rough Nugget - 15-16 Inch

Original price $83.00 - Original price $83.00
Original price $83.00
$83.00 - $83.00
Current price $83.00
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Turquoise is an ancient gemstone, one of the first known to man. Known to Egyptian and Aztec cultures thousands of years ago, Turquoise is now mine...

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Original price $83.00 - Original price $83.00
Original price $83.00
$83.00 - $83.00
Current price $83.00
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Botswana Agate 6x8mm Triangle Cut Faceted Rice Bead - 15-16 Inch

Original price $31.00 - Original price $31.00
Original price $31.00
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Current price $31.00
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Botswana Agate displays highly defined parallel banding, usually in white on hues of brown, gray, pink, tan, apricot and purplish red. Botswana Aga...

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Original price $31.00 - Original price $31.00
Original price $31.00
$31.00 - $31.00
Current price $31.00
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GoldStone 8mm Round - 15-16 Inch

Original price $9.00 - Original price $9.00
Original price $9.00
$9.00 - $9.00
Current price $9.00
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Goldstone is a manmade material, consisting of opaque rust-red glass with tiny flecks of glittering copper suspended within it. Goldstone was first...

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Original price $9.00 - Original price $9.00
Original price $9.00
$9.00 - $9.00
Current price $9.00
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FAQ

Are all Dakota Stones gemstone beads genuine?

Yes, all of our gemstone beads are made from authentic, natural materials. Any treatments (such as stabilization or dyeing) are clearly noted.

Are gemstone beads durable for everyday jewelry?

Most stones are durable, but hardness varies. Softer stones (below 6 on the Mohs scale) are best for necklaces or earrings rather than rings or bracelets.

How are Dakota Stones ethically sourced?

We are an ethical business that focuses on responsibly sourced rather than making absolute claims. There is no universal or enforceable certification system for ethically sourced gemstone rough used in beads.

Our sourcing decisions are guided by:

  • Long-standing relationships with trusted partners
  • Clear expectations for labor and working conditions
  • Ongoing evaluation of suppliers and materials
  • Transparency about what is—and isn’t—documented in the industry
Where are your gemstones manufactured?

Most of our gemstone beads are manufactured in China and India, with select turquoise products sourced and produced in the United States.

Our primary manufacturing partner in China is a long-standing, multigenerational relationship that dates back to 2003. In India, we work primarily with smaller, family-based operations and purchase ready stock rather than commissioning production.

Do you work directly with miners?

When possible, yes. In many cases, however, direct sourcing from miners is not feasible due to cost, logistics, or material availability—especially for lower-value stones like jaspers and agates.

Instead, we often work with trusted intermediaries who have established relationships within the mining and cutting communities. This is common and unavoidable in the natural stone industry.

Why don’t you list mine-by-mine origins for every stone?

That level of documentation often does not exist—or cannot be verified reliably—for gemstone beads.

Natural stones frequently pass through multiple hands between mining, cutting, and stringing. Rather than offering incomplete or misleading origin claims, we choose to be honest about what we know and transparent about industry limitations.

Have labor conditions improved in your supply chain over time?

Yes. Over the past two decades, labor standards, worker protections, and compensation—particularly in China—have improved significantly as policies shifted toward building a middle class and formalizing manufacturing standards.

These changes have increased costs, but they also reflect progress in worker welfare. We view that as a positive development and adjust our sourcing accordingly.