Gemstones by Shape

Peridot gemstone beads are known by many names, including bastard emerald, chrysolite, evening emerald, hawaiite, night emerald, and peridote. These pretty green semiprecious beads are cut from an olivine variety composed of magnesium iron silicate...

Sardonyx is a variety of onyx that typically comes in shades of red (the word "sard" means "red"). Our Black Sardonyx beads are predominantly black, with bands, stripes and swirls of bright white, milky semitranslucent white, and occasionally dark...

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...

Lepidolite beads are cut from an uncommon mica that has been inconsistently available in the mineral market. Also known as gem lepidolite, lavenderine, and lepidolite mica, this semiprecious gemstone is a by-product of mining lithium. Unpolished...

Amazonite (sometimes called Amazon stone) is a rare blue-green variety of microcline (a feldspar mineral) used as a semiprecious stone. Its brilliant color was once thought to be caused by copper, but now is attributed to the presence of lead or possibly...

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...

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...

Howlite beads are cut from a naturally white form of calcium silicoborate that often features a dark gray or black spider-web matrix. Sometimes called albino turquoise, white jasper, or white turquoise, naturally white howlite is perfect for creating...

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...

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. Natural rose quartz gets its color from iron and titanium...