Gemstones by Shape

Aventurine is a form of chalcedony (quartz) that contains small inclusions of various shiny minerals. These materials, usually spangles of mica or iron oxide, give the stone a glistening effect known as aventurescence. Aventurine's granular appearance...

Lavender amethyst beads are cut from a pale, subtly striped variety of amethyst. This semiprecious gemstone is a lower grade of amethyst, so beads cut from it are more economically priced than darker, more translucent amethyst beads. Despite displaying...

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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...

Cape Amethyst beads are cut from amethyst that is layered or striped with milky quartz that forms attractive patterns in the stone. This semiprecious gemstone is usually translucent and ranges in color from light purple to medium purple. Our cape...

Rock crystal quartz, the most common form of macrocrystalline quartz, is a clear quartz with a colorless, transparent, quiet beauty. We're told that our supply of rock crystal beads is natural, but occasionally we suspect we've been sold lab-grown...