Gemstones by Shape

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,...

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...

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!

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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,...

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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...

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...

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!

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...

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...

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...

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!

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...

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...

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,...

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. *Blue goldstone beads look like they've captured a clear midnight sky full of stars! As with all forms of goldstone, this manmade gemstone is created...

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...

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...

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

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!

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

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...

Garnets are named after punica granatum (pomegranate), due to garnet's resemblance to pomegranate seeds. Garnets come in a variety of shades, but generally when you hear the word "Garnet" you think of this deep rich red. Garnet is actually a group of...

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...

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...

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!

Tigereye Beads come in richly chatoyant browns and yellows with a golden luster. While legends exist of Roman soldiers wearing this "all seeing" stone for protection in battle, tigereye was not considered a semiprecious gemstone until the late 19th...

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...

LabradoriteLabradorite beads and pendants offer striking rainbow-colored reflections when light hits them from a particular direction. The labradorescence, or schiller, in these semiprecious beads and pendants offers the same stunning visual effect...

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,...

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

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...

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...

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...

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

Fancy jasper beads are also known as India agate beads. These pretty semiprecious beads and gemstone donuts add color to any jewelry application with their swirls and speckles of lavender, green, pink, orange, and/or red on an opaque creamy beige or gray...

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!

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

Find related items below, and find out more about jasper in our Gemstone Index. Questions? E-mail us for friendly, expert help!

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...

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

Sunstone beads consist of feldspar crystals that were formed in molten lava, then discharged onto the surface of the earth by volcanic eruptions. As the lava weathers away or is broken up, the crystals are released. This semiprecious gemstone is also...

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Mesmerizing style fills these Dakota Stones gemstone beads. They are perfectly round in shape and are a versatile size. Use them in necklaces, bracelets, and earrings. Named for the village near where it is found in Madagascar, Kabamby Ocean Jasper is...

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...

For bold style touches, try 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 beads are...

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...