16-Inch

Hydrogrossular garnet is an especially rare gemstone. It's defined by a bright green color, and most commonly found with black inclusions. These inclusions are chromite, and the green color is...

Iolite most commonly occurs in shades of blue to gray, violet or indigo. It displays a visual property called “pleochroism,” which means that it can appear to be different colors...

Iolite most commonly occurs in shades of blue to gray, violet or indigo. It displays a visual property called “pleochroism,” which means that it can appear to be different colors...

Iolite most commonly occurs in shades of blue to gray, violet or indigo. It displays a visual property called “pleochroism,” which means that it can appear to be different colors...

Iolite most commonly occurs in shades of blue to gray, violet or indigo. It displays a visual property called “pleochroism,” which means that it can appear to be different colors...

The ancient Silk Road trade route linking China and the Middle East passed through Xinjiang, a legacy that can be seen in the traditional open-air bazaars. This Nephrite Green Jade...

K2 is a stone recently discovered in the foothills of the mountain for which it is named, K2, in the Karakoram mountain range of Pakistan. It is a white granite...

Kunzite was named after a former Tiffany & Co. vice president, famed mineralogist and jeweler George Frederick Kunz, who first catalogued the stone in 1902. It is a variety of...

Kunzite was named after a former Tiffany & Co. vice president, famed mineralogist and jeweler George Frederick Kunz, who first catalogued the stone in 1902. It is a variety of...

Labradorite is remarkable for the way its aggregate layers refract light, creating iridescent flashes of blue, gold, pale green or copper red. This effect is known as “labradorescence,” taking its...

Labradorite is remarkable for the way its aggregate layers refract light, creating iridescent flashes of blue, gold, pale green or copper red. This effect is known as “labradorescence,” taking its...

Labradorite is remarkable for the way its aggregate layers refract light, creating iridescent flashes of blue, gold, pale green or copper red. This effect is known as “labradorescence,” taking its...

Labradorite is remarkable for the way its aggregate layers refract light, creating iridescent flashes of blue, gold, pale green or copper red. This effect is known as “labradorescence,” taking its...

Labradorite is remarkable for the way its aggregate layers refract light, creating iridescent flashes of blue, gold, pale green or copper red. This effect is known as “labradorescence,” taking its...

Labradorite is remarkable for the way its aggregate layers refract light, creating iridescent flashes of blue, gold, pale green or copper red. This effect is known as “labradorescence,” taking its...

Labradorite is remarkable for the way its aggregate layers refract light, creating iridescent flashes of blue, gold, pale green or copper red. This effect is known as “labradorescence,” taking its...

Labradorite is remarkable for the way its aggregate layers refract light, creating iridescent flashes of blue, gold, pale green or copper red. This effect is known as “labradorescence,” taking its...

Labradorite is remarkable for the way its aggregate layers refract light, creating iridescent flashes of blue, gold, pale green or copper red. This effect is known as “labradorescence,” taking its...

Labradorite is remarkable for the way its aggregate layers refract light, creating iridescent flashes of blue, gold, pale green or copper red. This effect is known as “labradorescence,” taking its...

Lapis is a semi to precious stone and one of the most sought after throughout history. It is highly regarded for its beautiful blue color flecked with gold inclusions of...

Lapis is a semi to precious stone and one of the most sought after throughout history. It is highly regarded for its beautiful blue color flecked with gold inclusions of...

Lapis is a semi to precious stone and one of the most sought after throughout history. It is highly regarded for its beautiful blue color flecked with gold inclusions of...

Lapis is a semi to precious stone and one of the most sought after throughout history. It is highly regarded for its beautiful blue color flecked with gold inclusions of...

Lapis is a semi to precious stone and one of the most sought after throughout history. It is highly regarded for its beautiful blue color flecked with gold inclusions of...

Lapis is a semi to precious stone and one of the most sought after throughout history. It is highly regarded for its beautiful blue color flecked with gold inclusions of...

Larimar is a translucent blue, turquoise and white stone that can have streaks and patterns of white, as well as red or brown either from oxidation or Hematite inclusions. It...

Lava is rock from the molten center of the earth, once spewed through fractures in the planetary crust or from a volcanic eruption. Once cooled, the resulting rock is dark...

Lavender Amethyst is a transparent lavender variety of Amethyst, which forms in geodes and is generally found in clusters of crystal points. The presence of Manganese in the stone produces...

This unique stone is named after a now debunked theory of a continent called “Lemuria” thought to have sunk into the Indian Ocean. Though it is widely known to be...

Bahi Wood comes from Palm trees. The light color indicates that it was harvested from a young tree. Young trees cannot be legally harvested, and the wood used to make...

Madre de Cacao is a very hard tropical wood with a visible grain. This species is formally identified as Gliricidia sepium and can be found by different colloquial names in...

Malachite is a copper carbonate with a bright green color and dark green banding. Usually found near copper deposits, it is formed through the combination of carbonated water, limestone and...