Gemstones by Shape

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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...

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,...

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...

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...

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The name Lapis Lazuli comes from the Latin word for "stone" (lapis) and the Arabian word for "blue" (azul). True to their name, these semiprecious beads offer naturally blue shades with inclusions that twinkle like stars in the tales of the Arabian...

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

All of our sterling silver is nickel-free, cadmium free and meets the EU Nickel Directive. See Related Products links (below) for similar items, additional jewelry-making supplies that are often used with this item, and general information about these...

White Lace Red Jasper is a dark red to burnt orange semiprecious gemstone, with stripes and bands of clear quartz as well as lacy white, off-white and light yellow, or even shades of gray to black. Red jaspers are favored by by gemstone healers, for...

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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...

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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...

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...

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...

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...

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...

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,...

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. While most rose quartz on the market is dyed to maintain...

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...

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, Transvaal jade and South African Jade, these semiprecious beads often...

African turquoise is a descriptive name: it is not true turquoise, but actually a jasper found in Africa. These semiprecious beads have a matrix structure similar to that of turquoise, and are light bluish-green in color.The matrix in African turquoise...

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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...

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...

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,...

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Our green jade pendants are carved from a type of serpentine. Semiprecious serpentine gemstones are translucent, waxy silicates of magnesium which often come in shades of green and have historically been confused with types of jade. Serpentine, however,...

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Please see the Related Products links below for similar items, and more information about this stone. 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...

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Brownish smoky quartz beads are almost always cut from rock crystal quartz that has been heat-treated to produce this coveted color (ours included). Tones of smoky quartz range from yellowish to deep translucent brown. Good specimens of natural untreated...

Brownish smoky quartz beads and briolettes are almost always cut from rock crystal quartz that has been heat-treated to produce this coveted color (ours included). Tones of smoky quartz range from yellowish to dep translucent brown. Good specimens of...

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...

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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 our mixed tourmaline strands can indeed contain blue...

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White "Lava" Stone: Natural lava (basalt) is only available in shades of black and brown. All white and other colors that are commercially sold as lava are a similar stone (likely pumice, which is also volcanic). Due to the porous nature, these beads are...

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...

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Amazonite is a relatively rare blue-green variety of microcline (a feldspar mineral) used as a semiprecious stone. This opaque stone has a silky luster or silvery sheen and is often found with white, yellow or gray inclusions. Amazonite, sometimes called...

About Amethyst: Amethyst is one of the most popular varieties of quartz. It is the official birthstone for February and one of our best-selling gemstones.Amethyst is formed in silica-rich liquids deposited in gas cavities (geodes) in lava. It occurs in...

Aquamarine belongs to the beryl gemstone family. Bead-grade aquamarine tends to have many interesting inclusions and numerous opaque areas. The more intense the color of this stone, the higher its value. Aquamarine is a hard gemstone, which makes it an...

Moonstone Beads: With its ghostly glow, this feldspar stone almost seems magical. High-quality moonstone is usually chatoyant and sometimes displays a strong cat's eye. The floating-light phenomenon and sheen of moonstone are called adularescence or...

Cacoxenite by itself is an iron aluminium phosphate mineral associated with iron mining. It has a silky luster, and a hexagonal crystalline structure that grows in a radial pattern. When it forms within amethyst and other forms of quartz, it displays as...

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Chrysocolla is a hydrated copper phyllosilicate mineral, in shades of green, blue, blue-green, black and brown. It is commonly found in copper mines. Pure chrysocolla is soft and fragile. However, most chrysocolla beads are in a matrix of rock crystal...

Iolite: Also known as water sapphires, dichroite, Spanish lazulite, and Vikings' compass, the transparent purple-blue variety of this stone is iolite, named after the Greek word for violet, ios. While this semiprecious gemstone has a nice Mohs hardness...

The name Lapis Lazuli comes from the Latin word for "stone" (lapis) and the Arabian word for "blue" (azul). True to their name, these semiprecious beads offer naturally blue shades with inclusions that twinkle like stars in the tales of the Arabian...

Moonstone Beads: With its ghostly glow, this feldspar stone almost seems magical. High-quality moonstone is usually chatoyant and sometimes displays a strong cat's eye. The floating-light phenomenon and sheen of moonstone are called adularescence or...

Quartz is said to be the universal healing stone. Quartz crystals are believed to promote hope, happiness, and optimism while awakening us to the beauty of nature.Amethyst, the purple variety of quartz, is said to instill high ideals and urge one to do...

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...

Strawberry vs. Cherry quartz: Sometimes cherry "quartz" (a pretty pink imitation gemstone) is erroneously called strawberry quartz. You can see the difference between the two gemstones if you look closely (you may need a loupe or magnifier). Cherry...

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...

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

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,...

Azure Agate: Our azure agate beads are darker blue than many azure agate beads on the market. They are a vivid mix of indigo, cobalt blue, white, black, translucent gray and occasionally some red-browns. Some of the beads have dark blue or black spots...