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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.

Peruvian Turquoise (Chrysocolla) 10mm Round - 15-16 Inch

Original price $58.00 - Original price $58.00
Original price $58.00
$58.00 - $58.00
Current price $58.00
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Peruvian Turquoise is also known as Turquoise Chrysocolla. It’s attractive blue-green provides a unique color to the mineral world. Peruvian Turquo...

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Original price $58.00 - Original price $58.00
Original price $58.00
$58.00 - $58.00
Current price $58.00
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Pilbara Prase 8mm Round AA Grade - 15-16 Inch

Original price $27.00 - Original price $27.00
Original price $27.00
$27.00 - $27.00
Current price $27.00
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Pilbara Prase is a chrome-rich chert gemstone that originates from the Pilbara region of Western Australia. It is also known as Dragon's Blood Ston...

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Original price $27.00 - Original price $27.00
Original price $27.00
$27.00 - $27.00
Current price $27.00
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Pilbara Prase 12mm Round AA Grade - 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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Pilbara Prase is a chrome-rich chert gemstone that originates from the Pilbara region of Western Australia. It is also known as Dragon's Blood Ston...

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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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Pilbara Prase 10mm Round AA Grade - 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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Pilbara Prase is a chrome-rich chert gemstone that originates from the Pilbara region of Western Australia. It is also known as Dragon's Blood Ston...

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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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Green Mica 8mm Round A Grade - 15-16 Inch

Original price $27.00 - Original price $27.00
Original price $27.00
$27.00 - $27.00
Current price $27.00
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Mica is a mineral name given to a group of minerals that are physically and chemically similar. They are all silicate minerals, known as sheet sil...

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Original price $27.00 - Original price $27.00
Original price $27.00
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Current price $27.00
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Madagascar Dendiritc Green Opal 8mm Round A Grade - 15-16 Inch

Original price $18.00 - Original price $18.00
Original price $18.00
$18.00 - $18.00
Current price $18.00
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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 $18.00 - Original price $18.00
Original price $18.00
$18.00 - $18.00
Current price $18.00
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Madagascar Dendiritc Green Opal 6mm Round A Grade - 15-16 Inch

Original price $18.00 - Original price $18.00
Original price $18.00
$18.00 - $18.00
Current price $18.00
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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 $18.00 - Original price $18.00
Original price $18.00
$18.00 - $18.00
Current price $18.00
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Madagascar Dendiritc Green Opal 10mm Round A Grade - 15-16 Inch

Original price $27.00 - Original price $27.00
Original price $27.00
$27.00 - $27.00
Current price $27.00
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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 $27.00 - Original price $27.00
Original price $27.00
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Current price $27.00
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Kashgar Garnet 8mm Round - 15-16 Inch

Original price $18.00 - Original price $18.00
Original price $18.00
$18.00 - $18.00
Current price $18.00
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Each strand of Kashgar Garnet/Agate contains flashes of burgundy and forest green, sometimes within the same bead! Swirls of black and white criss-...

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Original price $18.00 - Original price $18.00
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Current price $18.00
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Kashgar Garnet 10mm Round - 15-16 Inch

Original price $22.00 - Original price $22.00
Original price $22.00
$22.00 - $22.00
Current price $22.00
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Each strand of Kashgar Garnet/Agate contains flashes of burgundy and forest green, sometimes within the same bead! Swirls of black and white criss-...

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Original price $22.00 - Original price $22.00
Original price $22.00
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Current price $22.00
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Jadeite 6mm Round A Grade - 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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Jade refers to an ornamental mineral, mostly known for its green varieties. Jade has been used for tens of thousands of years, initially as tools b...

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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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Jadeite 12mm Round A Grade - 15-16 Inch

Original price $90.00 - Original price $90.00
Original price $90.00
$90.00 - $90.00
Current price $90.00
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Jade refers to an ornamental mineral, mostly known for its green varieties. Jade has been used for tens of thousands of years, initially as tools b...

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Original price $90.00 - Original price $90.00
Original price $90.00
$90.00 - $90.00
Current price $90.00
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Jadeite 10mm Round A Grade - 15-16 Inch

Original price $63.00 - Original price $63.00
Original price $63.00
$63.00 - $63.00
Current price $63.00
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Jade refers to an ornamental mineral, mostly known for its green varieties. Jade has been used for tens of thousands of years, initially as tools b...

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Original price $63.00 - Original price $63.00
Original price $63.00
$63.00 - $63.00
Current price $63.00
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Canadian Jade 8mm Round AA Grade - 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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Canadian Jade is the trade name for this stone that ranges in color from light to dark green, with small, dark specks or veins. This material is ac...

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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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Green Garnet 8mm Round Banded - 15-16 Inch

Original price $36.00 - Original price $36.00
Original price $36.00
$36.00 - $36.00
Current price $36.00
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Green Garnet can be among the most valuable of garnets, which come in a variety of colors. Occurring in sizes ranging from a grain of sand to the s...

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Original price $36.00 - Original price $36.00
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Current price $36.00
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Green Garnet 10mm Round Banded - 15-16 Inch

Original price $45.00 - Original price $45.00
Original price $45.00
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Current price $45.00
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Green Garnet can be among the most valuable of garnets, which come in a variety of colors. Occurring in sizes ranging from a grain of sand to the s...

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Original price $45.00 - Original price $45.00
Original price $45.00
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Current price $45.00
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Emerald 8mm Round A Grade - 15-16 Inch

Original price $75.00 - Original price $75.00
Original price $75.00
$75.00 - $75.00
Current price $75.00
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Emerald is one of the four “precious” gemstones, the others being Diamond, Ruby and Sapphire. It is the green form of Beryl, colored by trace amoun...

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Original price $75.00 - Original price $75.00
Original price $75.00
$75.00 - $75.00
Current price $75.00
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Diopside 8mm Round - 15-16 Inch

Original price $36.00 - Original price $36.00
Original price $36.00
$36.00 - $36.00
Current price $36.00
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Diopside is a calcium and magnesium silicate mineral. It is transparent or translucent, and can display a nearly emerald green color due to the pre...

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Original price $36.00 - Original price $36.00
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Current price $36.00
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Diopside 6mm Round - 15-16 Inch

Original price $22.00 - Original price $22.00
Original price $22.00
$22.00 - $22.00
Current price $22.00
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Diopside is a calcium and magnesium silicate mineral. It is transparent or translucent, and can display a nearly emerald green color due to the pre...

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Original price $22.00 - Original price $22.00
Original price $22.00
$22.00 - $22.00
Current price $22.00
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Diopside 10mm Round - 15-16 Inch

Original price $54.00 - Original price $54.00
Original price $54.00
$54.00 - $54.00
Current price $54.00
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Diopside is a calcium and magnesium silicate mineral. It is transparent or translucent, and can display a nearly emerald green color due to the pre...

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Original price $54.00 - Original price $54.00
Original price $54.00
$54.00 - $54.00
Current price $54.00
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African Turquoise 6mm Faceted Lantern A Grade - 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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African Turquoise is not actually Turquoise, but rather a speckled teal Jasper found in Africa and often treated to simulate the beautiful blue to ...

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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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Unakite 6mm Hexagon - 15-16 Inch

Original price $27.00 - Original price $27.00
Original price $27.00
$27.00 - $27.00
Current price $27.00
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Unakite is a granite composed of pink Feldspar and Epidote, creating a beautiful blend of pink and green in mottled patterns. The colors in this st...

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Original price $27.00 - Original price $27.00
Original price $27.00
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Current price $27.00
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New Jade 6mm Hexagon - 15-16 Inch

Original price $27.00 - Original price $27.00
Original price $27.00
$27.00 - $27.00
Current price $27.00
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Jade is the industry name for this beautiful deep green stone. Ours is actually a Serpentine, but takes a trained eye and a microscope to discern t...

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Original price $27.00 - Original price $27.00
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Current price $27.00
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Kambaba Jasper 6mm Hexagon - 15-16 Inch

Original price $27.00 - Original price $27.00
Original price $27.00
$27.00 - $27.00
Current price $27.00
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Kambaba Jasper is a sedimentary stone comprised of microcrystalline Quartz interlaced with Stromatolites — ancient fossilized colonies of primeval ...

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Original price $27.00 - Original price $27.00
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Current price $27.00
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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.