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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.

Amethyst 7x8mm Faceted Round Nugget A Grade - 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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Amethyst is a beautiful purple stone, known as a “Gem of Fire” by ancient cultures. It has been greatly sought after throughout history and was at ...

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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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African Turquoise 7x8mm Faceted Round Nugget 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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Hubei Turquoise 8-9x10-13mm Blue Nugget - 15-16 Inch

Original price $68.00 - Original price $68.00
Original price $68.00
$68.00 - $68.00
Current price $68.00
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Hubei Turquoise- From the Hubei province in Northern China. Two of the finest mines in the Hubei province are the Yungai, which means, "a mountain ...

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Original price $68.00 - Original price $68.00
Original price $68.00
$68.00 - $68.00
Current price $68.00
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Hubei Turquoise 9x-10x10-15mm Blue Nugget - 15-16 Inch

Original price $72.00 - Original price $72.00
Original price $72.00
$72.00 - $72.00
Current price $72.00
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Hubei Turquoise- From the Hubei province in Northern China. Two of the finest mines in the Hubei province are the Yungai, which means, "a mountain ...

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Original price $72.00 - Original price $72.00
Original price $72.00
$72.00 - $72.00
Current price $72.00
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White Howlite 10x14mm Faceted Nugget - 15-16 Inch

Original price $12.00 - Original price $12.00
Original price $12.00
$12.00 - $12.00
Current price $12.00
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Howlite is named for Canadian mineralogist Henry How, who first discovered the stone in Southern California in 1868. It is typically white or light...

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Original price $12.00 - Original price $12.00
Original price $12.00
$12.00 - $12.00
Current price $12.00
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Blue Chalcedony 10-14mm Nugget A Grade - 15-16 Inch

Original price $143.00 - Original price $143.00
Original price $143.00
$143.00 - $143.00
Current price $143.00
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Blue Chalcedony is a naturally occurring, soft blue translucent stone. It is a member of the Quartz family, a form of silica with a cryptocrystalli...

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Original price $143.00 - Original price $143.00
Original price $143.00
$143.00 - $143.00
Current price $143.00
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Topaz Yellow Dendretic 13X18mm Rough Nugget A Grade - 15-16 inch - CLEARANCE

Original price $31.00 - Original price $31.00
Original price $31.00
$31.00 - $31.00
Current price $31.00
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Topaz is a rare silicate mineral and obtains much of its popularity from its beautiful colors and its status as a birthstone. Topaz occurs in a wi...

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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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Topaz Yellow 13X18mm Rough Nugget A Grade - 15-16 inch - CLEARANCE

Original price $31.00 - Original price $31.00
Original price $31.00
$31.00 - $31.00
Current price $31.00
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Topaz is a rare silicate mineral and obtains much of its popularity from its beautiful colors and its status as a birthstone. Topaz occurs in a wi...

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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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Morganite 10X15mm Tumble Nugget - 15-16 inch

Original price $41.00 - Original price $41.00
Original price $41.00
$41.00 - $41.00
Current price $41.00
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Morganite gets its pink hue from the presence of manganese or cesium in the stone. It's actually a pink variety of Beryl -- the family of gemstones...

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Original price $41.00 - Original price $41.00
Original price $41.00
$41.00 - $41.00
Current price $41.00
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Labradorite 5X7mm-8X10mm Rough Nugget - 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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Labradorite is remarkable for the way its aggregate layers refract light, creating iridescent flashes of blue, gold, pale green or copper red. This...

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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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Gold Rutilated Quartz 5X7mm-8X10mm Rough Nugget - 15-16 inch - CLEARANCE

Original price $46.00 - Original price $46.00
Original price $46.00
$46.00 - $46.00
Current price $46.00
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Rutilated Quartz is a silicon dioxide mineral with unique needle to like inclusions of Rutile. These “needles” usually appear golden, but can also ...

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Original price $46.00 - Original price $46.00
Original price $46.00
$46.00 - $46.00
Current price $46.00
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Aquamarine 9x12-12x14mm Flat Oval Tumble Nugget - 8 Inch

Original price $26.00 - Original price $26.00
Original price $26.00
$26.00 - $26.00
Current price $26.00
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Aquamarine is a transparent to translucent stone ranging from cerulean blue to light blue in higher grades. In lower grades it can be transparent t...

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Original price $26.00 - Original price $26.00
Original price $26.00
$26.00 - $26.00
Current price $26.00
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Aquamarine 12x15-14x23mm Flat Oval Tumble Nugget - 8 Inch

Original price $26.00 - Original price $26.00
Original price $26.00
$26.00 - $26.00
Current price $26.00
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Aquamarine is a transparent to translucent stone ranging from cerulean blue to light blue in higher grades. In lower grades it can be transparent t...

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Original price $26.00 - Original price $26.00
Original price $26.00
$26.00 - $26.00
Current price $26.00
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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.