Gemstones by Shape

Cubic zirconias are synthetic (manmade) gemstones. Like diamonds and natural zircons, cubic zirconias have a very high refractive index, which translates to high amounts of sparkle.CZs are extremely durable and can withstand high temperatures. Most...

Cubic zirconias are synthetic (manmade) gemstones. Like diamonds and natural zircons, cubic zirconias have a very high refractive index, which translates to high amounts of sparkle.CZs are extremely durable and can withstand high temperatures. Most...

Cubic zirconias are synthetic (manmade) gemstones. Like diamonds and natural zircons, cubic zirconias have a very high refractive index, which translates to high amounts of sparkle.CZs are extremely durable and can withstand high temperatures. Most...

Cubic zirconias are synthetic (manmade) gemstones. Like diamonds and natural zircons, cubic zirconias have a very high refractive index, which translates to high amounts of sparkle.CZs are extremely durable and can withstand high temperatures. Most...

Cubic zirconias are synthetic (manmade) gemstones. Like diamonds and natural zircons, cubic zirconias have a very high refractive index, which translates to high amounts of sparkle.CZs are extremely durable and can withstand high temperatures. Most...

Cubic zirconias are synthetic (manmade) gemstones. Like diamonds and natural zircons, cubic zirconias have a very high refractive index, which translates to high amounts of sparkle.CZs are extremely durable and can withstand high temperatures. Most...

Cubic zirconias are synthetic (manmade) gemstones. Like diamonds and natural zircons, cubic zirconias have a very high refractive index, which translates to high amounts of sparkle.CZs are extremely durable and can withstand high temperatures. Most...

Cubic zirconias are synthetic (manmade) gemstones. Like diamonds and natural zircons, cubic zirconias have a very high refractive index, which translates to high amounts of sparkle.CZs are extremely durable and can withstand high temperatures. Most...

Cubic zirconias are synthetic (manmade) gemstones. Like diamonds and natural zircons, cubic zirconias have a very high refractive index, which translates to high amounts of sparkle.CZs are extremely durable and can withstand high temperatures. Most...

Cubic zirconias are synthetic (manmade) gemstones. Like diamonds and natural zircons, cubic zirconias have a very high refractive index, which translates to high amounts of sparkle.CZs are extremely durable and can withstand high temperatures. Most...

Cubic zirconias are synthetic (manmade) gemstones. Like diamonds and natural zircons, cubic zirconias have a very high refractive index, which translates to high amounts of sparkle.CZs are extremely durable and can withstand high temperatures. Most...

Put mystical color into your designs with the dragon blood jasper 8mm round beads from Dakota Stones. These round beads feature deep forest green color with splatters of crimson red. The two primary colors contrast and complement each other to form a...

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This semiprecious basic black gemstone closely resembles black onyx, but since we have been unable to verify its true classification, "black stone" is the most honest name we can give to these beads and pendants. Note that black stone jewelry components...

Cubic zirconias are synthetic (manmade) gemstones. Like diamonds and natural zircons, cubic zirconias have a very high refractive index, which translates to high amounts of sparkle.CZs are extremely durable and can withstand high temperatures. Most...

Please see the Related Products links below for similar items, and more information about this stone. Questions? E-mail us for friendly, expert help!

All of our sterling silver is nickel-free, cadmium free and meets the EU Nickel Directive. Please see the Related Products links below for similar items, and more information about this stone. Questions? E-mail us for friendly, expert help!

Orthoceras is a genus of extinct nautiloid cephalopod. Their long slender shells varied in length from less than a centimeter to more than 14 feet! You may have seen stunning large carved panels, book ends or tables showcasing multiple Orthoceras...

Dyed "Crazy Lace" Calcite is available in fantastic color options, for great prices. It is clearly a "reconstituted" or "block" type of gemstone, which means it is a mixture of resin, dyes, and potentially some gemstone content -- in this case,...

Agate: No gemstone is more creatively striped by nature than agate. This distinct and dramatically banded variety of chalcedony is composed of quartz layers. This composition varies greatly and can be of many colors. The other chalcedony family, jasper,...

African Jade Beads: The name African jade is used to describe an opaque grossular garnet that comes from South African mines, and resembles jade.Also known as buddstone, garnet jade, and Transvaal jade, these semiprecious beads often contain a mix of...

Add an ocean of color to your designs with the dumortierite 6mm round beads from Dakota Stones. These beads are perfectly round, making them an excellent choice for any classic style. Each bead features a dark blue color. They feature a versatile size...

Keep your designs graceful with the Dakota Stones rose quartz 8mm round beads. Available by the strand, these beads are perfectly round in shape and display a soft, pale pink shade full of hazy beauty. It has a hazy to translucent look due to microscopic...

Tourmaline is a complex crystalline silicate containing aluminum, boron and other elements. Its name derives from the Sinhalese (Sri Lankan) word tura mali, meaning "stone of mixed colors," and tourmaline is indeed found in blue (indicolite), yellow,...

Give your designs an organic look with these African Turquoise beads from Dakota Stones. Available by the strand, these gemstone beads are perfectly round in shape, so you can use them in all kinds of styles. Each bead features a wide stringing hole,...

All of our sterling silver is nickel-free, cadmium free and meets the EU Nickel Directive. Please see the Related Products links below for similar items, and more information about this stone. Questions? E-mail us for friendly, expert help!

Terra Agate: No gemstone is more creatively striped by nature than agate. This distinct and dramatically banded variety of chalcedony is composed of quartz layers, which varies greatly and can be of many colors. Each individual agate forms by filling a...

Sardonyx is a variety of onyx that typically comes in shades of red (the word "sard" means "red"), and may display shades of black, dark brown, white, cream, and light to dark reds and oranges. These sardonyx semiprecious beads display beautiful...

Rose quartz is one of the most desirable varieties of quartz in the gemstone trade. Also known as ancona ruby and mont blanc ruby, these semiprecious gemstones display a lovely, unique pink tone. Rose quartz beads have been found in Mesopotamia that date...

See Related Products links (below) for similar items and additional jewelry-making supplies that are often used with this item. Questions? E-mail us for friendly, expert help!

Aquamarine is a traditional birthstone for March. Please see the Related Products links below for similar items, and more information about this stone. Questions? E-mail us for friendly, expert help!

Gold fill (also called gold overlay or gold-filled) is made by using heat and pressure to apply a layer of karat gold to a base of less costly metal. This produces a surface with karat gold. The minimum layer of karat gold must equal at least 1/20 of the...

Most of our fluorite beads (aka flourite, fluorospar, or blue john beads) display pretty swirls of mint green, white, clear, purple and lavender. This pretty pastel gemstone fluoresces in ultraviolet light, giving these beads a fun extra dimension! Since...

Dyed "Crazy Lace" Calcite is available in fantastic color options, for great prices. It is clearly a "reconstituted" or "block" type of gemstone, which means it is a mixture of resin, dyes, and potentially some gemstone content -- in this case,...

You can stand out with your designs using these Dakota Stones beads. These beads are made from lava, so they feature solid black color and a craggy texture full of organic yet other-worldly beauty. These beads will add a unique accent to any look. These...

Please see the Related Products links below for similar items, and more information about this stone. Questions? E-mail us for friendly, expert help!

Red creek jasper beads are also known as Chinese picasso beads, reed picasso beads, and red cherry creek jasper beads. While these stunning semiprecious beads offer wonderful patterns in shades of rusty red, ochre, taupe and gray, the name is descriptive...

Onyx is a striped, semiprecious variety of agate, with white, black, brown or red alternating bands. It is different from regular agate only in that the bands of which it is composed are parallel and regular. The name onyx originates from the Greek word...

Rose quartz is one of the most desirable varieties of quartz in the gemstone trade. Also known as ancona ruby and mont blanc ruby, these semiprecious gemstones display a lovely, unique pink tone. Rose quartz beads have been found in Mesopotamia that date...

Please see the Related Products links below for similar items, and more information about this stone. Questions? E-mail us for friendly, expert help!

Turquoise has been revered for thousands of years. Its name means "Turkish stone" in French, a reference to where Persian material passed on its way to Europe. Turquoise is considerably softer than quartz, and is usually treated for stability. Chinese...

Dyed "Crazy Lace" Calcite is available in fantastic color options, for great prices. It is clearly a "reconstituted" or "block" type of gemstone, which means it is a mixture of resin, dyes, and potentially some gemstone content -- in this case,...

Please see the Related Products links below for similar items, and more information about this stone. Questions? E-mail us for friendly, expert help!

Please see the Related Products links below for similar items, and more information about this stone. Questions? E-mail us for friendly, expert help!

Rose quartz is one of the most desirable varieties of quartz in the gemstone trade. Also known as ancona ruby and mont blanc ruby, these semiprecious gemstones display a lovely, unique pink tone. Rose quartz beads have been found in Mesopotamia that date...

Turquoise has been revered for thousands of years. Its name means "Turkish stone" in French, a reference to where Persian material passed on its way to Europe. Turquoise is considerably softer than quartz, and is usually treated for stability. Chinese...

A shimmery stone with unusual properties, kyanite can become the sparkle in a necklace or the spark plug in an engine. This aluminum silicate is a polymorph with andalusite and sillimanite, meaning it shares the same chemistry, but has a different...

Dyed "Crazy Lace" Calcite is available in fantastic color options, for great prices. It is clearly a "reconstituted" or "block" type of gemstone, which means it is a mixture of resin, dyes, and potentially some gemstone content -- in this case,...

Dyed "Crazy Lace" Calcite is available in fantastic color options, for great prices. It is clearly a "reconstituted" or "block" type of gemstone, which means it is a mixture of resin, dyes, and potentially some gemstone content -- in this case,...

Decorate your jewelry designs with these Hubei turquoise beads from Dakota Stones. Gemstone beads are the perfect way to add natural beauty to your jewelry designs. Hubei Turquoise gets its name from the Hubei province in Northern China. Turquoise is an...

Create soothing style with these gemstone beads. These powder blue impression jasper beads from Dakota Stones feature a classic round shape that will work anywhere. They display a soft sky blue color interspersed with hints of peachy color. These beads...

Named after French paleontologist Eugene Dumortier, the semiprecious gemstone dumortierite is typically blue or violet. Beads cut from this borosilicate mineral are also known as blue quartz beads (and are sometimes spelled dumortirite beads). The...

Please see the Related Products links below for similar items, and more information about this stone. Questions? E-mail us for friendly, expert help!

Please see the Related Products links below for similar items, and more information about this stone. Questions? E-mail us for friendly, expert help!

Please see the Related Products links below for similar items, and more information about this stone. Questions? E-mail us for friendly, expert help!

This semiprecious basic black gemstone closely resembles black onyx, but since we have been unable to verify its true classification, "black stone" is the most honest name we can give to these beads and pendants. Note that black stone jewelry components...

This semiprecious basic black gemstone closely resembles black onyx, but since we have been unable to verify its true classification, "black stone" is the most honest name we can give to these beads and pendants. Note that black stone jewelry components...

Dyed "Crazy Lace" Calcite is available in fantastic color options, for great prices. It is clearly a "reconstituted" or "block" type of gemstone, which means it is a mixture of resin, dyes, and potentially some gemstone content -- in this case,...

This semiprecious basic black gemstone closely resembles black onyx, but since we have been unable to verify its true classification, "black stone" is the most honest name we can give to these beads and pendants. Note that black stone jewelry components...

Red tigereye beads display strong chatoyance in bright orange-red to deep, opaque garnet-like hues. These semiprecious beads get their gorgeous color from a heat treatment that oxidizes the iron in tigereye and turns the gemstone red. As with all gems,...

Amethyst Sage Agate (sometimes called Sage Amethyst) is a dendritic agate with a base of lilac purple, cream, white, tan or dusty sage green, with dark dendrites (branching patterns like tree branches or river deltas) and black manganese veining. Some...

Wood Opal (also known as wood opalite, agatized wood and fossilized wood) is petrified wood, where the organic material has been replaced with hydrated amorphous Silicon Dioxide (opal), but keeping the same layered structure as the original wood. Wood...

Citrine is a form of quartz, and many citrine gemstone beads on the market today are actually heat-treated amethyst - possibly including ours. Both citrine and topaz are popular gemstones for November birthstone jewelry. Citrine, with its warm sunny...

Iolite: This silicate mineral (cordierite) can occur as crystals or grains in igneous rocks, as a result of aluminous sediment in magma. Also known as water sapphires, dichroite, Spanish lazulite, and Vikings' compass, the transparent purple-blue variety...

Sodalite is characterized by an intense dark blue hue with white and sometimes yellow streaks. Sodalite consists of a sodium aluminum chlorine silicate that is almost identical in composition to lapis lazuli. The best way to clean sodalite jewelry...

The name African jade is used to describe an opaque grossular garnet that comes from South African mines, and resembles jade. Also known as buddstone, garnet jade, and Transvaal jade, these semiprecious beads often contain a mix of light green, pink and...