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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.

Selenite 10mm Round Green Blue (Dyed) - 15-16 Inch

Original price $27.00 - Original price $27.00
Original price $27.00
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Current price $27.00
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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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Selenite 10mm Round AA Grade - 15-16 Inch

Original price $22.00 - Original price $22.00
Original price $22.00
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Current price $22.00
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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 $22.00 - Original price $22.00
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Rhodochrosite with Wood Quartz 8mm Round - 15-16 Inch

Regular Price $58.00
Original price $58.00 - Original price $58.00
Original price $58.00
Sale Price $39.00
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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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Rhodochrosite 6mm Round A Grade - 15-16 Inch

Original price $36.00 - Original price $36.00
Original price $36.00
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Current price $36.00
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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 $36.00 - Original price $36.00
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Current price $36.00
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Red Garnet 6mm Round AA Grade - 15-16 Inch

Original price $18.00 - Original price $18.00
Original price $18.00
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Current price $18.00
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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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Red Garnet 6mm Round - 15-16 Inch

Original price $14.00 - Original price $14.00
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Current price $14.00
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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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Russian Amazonite 8mm Round AA Grade - 15-16 Inch

Original price $54.00 - Original price $54.00
Original price $54.00
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Current price $54.00
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Russian Amazonite is a translucent blue to green to green or light green stone, occurring with inclusions of white, black or yellow. It is named fo...

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Russian Amazonite 6mm Round AA Grade - 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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Russian Amazonite is a translucent blue to green to green or light green stone, occurring with inclusions of white, black or yellow. It is named fo...

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Russian Amazonite 10mm Round AA Grade - 15-16 Inch

Original price $75.00 - Original price $75.00
Original price $75.00
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Current price $75.00
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Russian Amazonite is a translucent blue to green to green or light green stone, occurring with inclusions of white, black or yellow. It is named fo...

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5 Elements Quartz 6mm Round - 15-16 Inch

Original price $22.00 - Original price $22.00
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Current price $22.00
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Original price $22.00 - Original price $22.00
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5 Elements Quartz 10mm Round - 15-16 Inch

Original price $45.00 - Original price $45.00
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Current price $45.00
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Original price $45.00 - Original price $45.00
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Peruvian Turquoise (Chrysocolla) 8mm Round - 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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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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Peruvian Turquoise (Chrysocolla) 10mm Round - 15-16 Inch

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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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Pink Tourmaline with Leopidolite 6mm Round A Grade - 15-16 Inch

Original price $18.00 - Original price $18.00
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Pink Tourmaline ranges in color from light pink to deep magenta, with inclusions of white to colorless translucent or transparent. Tourmaline occur...

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Pink Tourmaline with Leopidolite 10mm Round A Grade - 15-16 Inch

Original price $31.00 - Original price $31.00
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Pink Tourmaline ranges in color from light pink to deep magenta, with inclusions of white to colorless translucent or transparent. Tourmaline occur...

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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
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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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Pilbara Prase 12mm Round AA Grade - 15-16 Inch

Original price $45.00 - Original 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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Pilbara Prase 10mm Round AA Grade - 15-16 Inch

Original price $31.00 - Original price $31.00
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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
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Peach Moonstone 8mm Round AA Grade - 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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Moonstone naturally occurs in a broad spectrum of colors, but is most commonly associated with white, gray and peach. Its soft chatoyancy is remins...

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Peach Moonstone 6mm Round AA Grade - 15-16 Inch

Original price $22.00 - Original price $22.00
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Current price $22.00
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Moonstone naturally occurs in a broad spectrum of colors, but is most commonly associated with white, gray and peach. Its soft chatoyancy is remini...

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Original price $22.00 - Original price $22.00
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Phosphosiderite 8mm Round AA Grade - 15-16 Inch

Original price $63.00 - Original price $63.00
Original price $63.00
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Current price $63.00
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Phosphosiderite is a combination of phosphorus and iron. It occurs in hues of lilac to purple with inclusions of mottled gray. Metaphysically, it’s...

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Original price $63.00 - Original price $63.00
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Phosphosiderite 10mm Round AA Grade - 15-16 Inch

Original price $90.00 - Original price $90.00
Original price $90.00
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Current price $90.00
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Phosphosiderite is a combination of phosphorus and iron. It occurs in hues of lilac to purple with inclusions of mottled gray. Metaphysically, it’s...

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Original price $90.00 - Original price $90.00
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Purple Flower Fluorite 10mm Round A Grade - 15-16 Inch

Original price $36.00 - Original price $36.00
Original price $36.00
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Current price $36.00
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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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Purple Fluorite 10mm Round A Grade - 16-Inch Strands

Original price $45.00 - Original price $45.00
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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 $45.00 - Original price $45.00
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Orange Garnet 6mm Round - 15-16 Inch

Original price $18.00 - Original price $18.00
Original price $18.00
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Current price $18.00
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Orange or Hessonite Garnet is sometimes called “Cinnamon Stone” for its orange to orange to brown color as well as for its origin in the land of sp...

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Bicolor Moonstone 10mm Round AA Grade - 15-16 Inch

Original price $54.00 - Original price $54.00
Original price $54.00
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Current price $54.00
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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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Bicolor Moonstone 8mm Round AA Grade - 15-16 Inch

Original price $36.00 - Original price $36.00
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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 $36.00 - Original price $36.00
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Bicolor Moonstone 6mm Round AA Grade - 15-16 Inch

Original price $22.00 - Original price $22.00
Original price $22.00
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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 $22.00 - Original price $22.00
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Red Malachite 8mm Round - 15-16 Inch

Original price $31.00 - Original price $31.00
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Malachite is a copper carbonate with a bright green color and dark green banding. Usually found near copper deposits, it is formed through the comb...

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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
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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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Black Mica 6mm Round A Grade - 15-16 Inch

Original price $18.00 - Original price $18.00
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Current price $18.00
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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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Pink Mica 10mm Round A Grade - 15-16 Inch

Original price $54.00 - Original price $54.00
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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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Madagascar Dendiritc Green Opal 8mm Round A Grade - 15-16 Inch

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

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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
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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
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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
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Black Lepidolite 8mm Round - 15-16 Inch

Original price $22.00 - Original price $22.00
Original price $22.00
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Current price $22.00
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A particularly soft stone, Lepidolite has a glassy or lustrous sheen. It is the most abundant lithium-bearing mineral as well as a significant sour...

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Black Lepidolite 6mm Round - 15-16 Inch

Original price $18.00 - Original price $18.00
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A particularly soft stone, Lepidolite has a glassy or lustrous sheen. It is the most abundant lithium-bearing mineral as well as a significant sour...

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Light Lepidolite 4mm Round - 15-16 Inch

Original price $14.00 - Original price $14.00
Original price $14.00
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Current price $14.00
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A particularly soft stone, Lepidolite has a glassy or lustrous sheen. It is the most abundant lithium-bearing mineral as well as a significant sour...

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Black Lepidolite 10mm Round - 15-16 Inch

Original price $27.00 - Original price $27.00
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A particularly soft stone, Lepidolite has a glassy or lustrous sheen. It is the most abundant lithium-bearing mineral as well as a significant sour...

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Original price $27.00 - Original price $27.00
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Lemon Quartz 8mm Round - 15-16 Inch

Original price $22.00 - Original price $22.00
Original price $22.00
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Current price $22.00
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Lemon Quartz is a trade name for color-enhanced yellow quartz. Gamma ray irradiation, followed by a mild heat treatment gives it the bright yellow ...

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Lemon Quartz 6mm Round - 15-16 Inch

Original price $18.00 - Original price $18.00
Original price $18.00
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Current price $18.00
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Lemon Quartz is a trade name for color-enhanced yellow quartz. Gamma ray irradiation, followed by a mild heat treatment gives it the bright yellow ...

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Mixed Dark Lepidocrocite 8mm Round - 15-16 Inch

Original price $27.00 - Original price $27.00
Original price $27.00
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Current price $27.00
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An iron oxide-hydroxide mineral, Lepidocrocite forms when iron-containing substances rust underwater. It is commonly found in the weathering of pri...

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Mixed Dark Lepidocrocite 6mm Round - 15-16 Inch

Original price $18.00 - Original price $18.00
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Current price $18.00
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An iron oxide-hydroxide mineral, Lepidocrocite forms when iron-containing substances rust underwater. It is commonly found in the weathering of pri...

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Mixed Dark Lepidocrocite 10mm Round - 15-16 Inch

Original price $36.00 - Original price $36.00
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An iron oxide-hydroxide mineral, Lepidocrocite forms when iron-containing substances rust underwater. It is commonly found in the weathering of pri...

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Original price $36.00 - Original price $36.00
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Blue Kyanite 8mm Round - 15-16 Inch

Original price $49.00 - Original price $49.00
Original price $49.00
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Current price $49.00
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Kyanite often occurs as long, bladed, striated crystals, transparent or translucent with a pearly luster. An aluminum silicate mineral, it may appe...

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Blue Kyanite 10mm Round - 15-16 Inch

Original price $67.00 - Original price $67.00
Original price $67.00
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Current price $67.00
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Kyanite often occurs as long, bladed, striated crystals, transparent or translucent with a pearly luster. An aluminum silicate mineral, it may appe...

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Original price $67.00 - Original price $67.00
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Kunzite 8mm Round AA Grade - 15-16 Inch

Original price $58.00 - Original price $58.00
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Current price $58.00
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Kunzite was named after a former Tiffany & Co. vice president, famed mineralogist and jeweler George Frederick Kunz, who first catalogued the s...

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Kunzite 6mm Round AA Grade - 15-16 Inch

Original price $39.00 - Original price $39.00
Original price $39.00
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Current price $39.00
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Kunzite was named after a former Tiffany & Co. vice president, famed mineralogist and jeweler George Frederick Kunz, who first catalogued the s...

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Frequently asked questions

  • What is a 16-inch strand and why is it the trade standard?
    A 16-inch strand is the working length most US jewelry designers buy for design-grade work — necklaces, multi-strand layouts, and bulk component sourcing. It gives enough beads to lay out a full 18–20 inch necklace with clasp and findings, or to cut down into shorter assemblies without running short. The 16-inch length has been the trade default for decades because it standardizes pricing and bead-count math across stones and cuts. Dakota's 16-inch hub covers the full catalog at this length, across rounds, rondelles, faceted cuts, cubes, coins, and shape work. The bracelet counterpart is the 8-inch strand.
  • How many beads per 16-inch strand at common sizes?
    Approximate bead counts per 16-inch strand assume snug-strung beads with no spacer drift. At 2mm you get roughly 200 beads, at 3mm about 135, at 4mm about 100, at 6mm about 66, at 8mm about 50, at 10mm about 40, and at 12mm about 33. Faceted cuts, rondelles, and irregular shapes (pebble, nugget, coin) vary — count is driven by the bead's drilled axis, not its widest dimension. Exact count should be disclosed; ask before buying if a piece-count is critical for your design and isn't specified.
  • 16-inch vs 8-inch — which length for which project?
    16-inch is the necklace and design-strand length: enough material for an 18–20 inch finished necklace, multi-strand torsades, long earring drops, or component cutting. 8-inch is the bracelet length: pre-cut to the wrist standard, sized for stretch-cord bracelets and single-wrap pieces. Designers running production bracelet lines typically buy 8-inch to skip the cut-down step; designers doing necklace work, statement pieces, or mixed assemblies buy 16-inch for the bead count and pricing efficiency. Both lengths share the same stones and cuts where stocked — the choice is about finished-piece geometry, not material grade.
  • What stones and cuts does Dakota carry in 16-inch?
    The 16-inch hub spans the full catalog. Most-stocked stones include agate, turquoise, quartz, jasper, tourmaline, moonstone, garnet, labradorite, opal, and amazonite, with deeper coverage across feldspar, chalcedony, and silica varieties. Cut coverage runs from smooth round and faceted round (the largest categories) through rondelle, microfaceted round, pebble and nugget, cube, table-cut cube, faceted cube, and coin. Standard sizes are 4mm, 6mm, 8mm, and 10mm, with 2mm and 3mm in microfaceted work and 12mm in larger statement rounds. Filter by stone, cut, or size to narrow the grid.
  • How does Dakota measure 16-inch strand lengths?
    Strand length is measured end-to-end along the drilled axis, beads strung snug with no gaps. A 16-inch strand can run 15.5 to 16.5 inches depending on bead shape and how the cutter finished the temporary string — irregular shapes (nugget, pebble, raw-faceted) sit at the looser end because the drill points don't always center on the bead's midline. Bead count per strand reflects this variance. Length and approximate count should be disclosed; if you need a tight tolerance for a calibrated production run, ask before buying so the team can pull and measure before shipping.