16-Inch Gemstones

Green Goldstone is an opaque, almost black glass with flecks of copper suspended within it. These flecks glitter as they catch the light and appear...

Prehnite was the first mineral to be named after a person: its discoverer, Dutch Colonel Hendrik Von Prehn. Von Prehn discovered the stone in South...

Prehnite was the first mineral to be named after a person: its discoverer, Dutch Colonel Hendrik Von Prehn. Von Prehn discovered the stone in South...

Garnets are a group of silicate minerals that have been used since the Bronze Age as gemstones and abrasives. All species of garnets possess simila...

Chrysoprase is a bright apple green, translucent stone, whose color often caused ancient jewelers to confuse it with Emerald. A cryptocrystalline C...

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

Garnets are a group of silicate minerals that have been used since the Bronze Age as gemstones and abrasives. All species of garnets possess simila...

Seraphinite's chatoyancy (optical reflectance) gives it a feathery appearance associated with angels (also known as seraphim.) Seraphinite is most ...

Jade refers to an ornamental mineral, mostly known for its green varieties. Jade has been used for tens of thousands of years, initially as tools b...

Cat’s Eye is a quartz stone that appears in a range of colors including white, gray, green, yellow and brown. The fibrous asbestos inclusions in th...

Fancy Jasper, also known as Rainbow Jasper, ranges in color from light to dark green, deep red, tan, cream, pink and mauve. It is a chalcedony beli...

Chrysoprase is a bright apple green, translucent stone, whose color often caused ancient jewelers to confuse it with Emerald. A cryptocrystalline C...

Chrysocolla, a hydrous copper silicate, is often mistaken for turquoise due to its rich blues and blue to greens. It often also occurs with colors ...

This variety of opal is named "dendritic" for the small inclusions within it that resemble moss or ferns. These inclusions consist of iron, mangane...

This variety of opal is named "dendritic" for the small inclusions within it that resemble moss or ferns. These inclusions consist of iron, mangane...

This variety of opal is named "dendritic" for the small inclusions within it that resemble moss or ferns. These inclusions consist of iron, mangane...

Emerald is one of the four “precious” gemstones, the others being Diamond, Ruby and Sapphire. It is the green form of Beryl, colored by trace amoun...

Emerald is one of the four “precious” gemstones, the others being Diamond, Ruby and Sapphire. It is the green form of Beryl, colored by trace amoun...

Emerald is one of the four “precious” gemstones, the others being Diamond, Ruby and Sapphire. It is the green form of Beryl, colored by trace amoun...

Emerald is one of the four “precious” gemstones, the others being Diamond, Ruby and Sapphire. It is the green form of Beryl, colored by trace amoun...

Emerald is one of the four “precious” gemstones, the others being Diamond, Ruby and Sapphire. It is the green form of Beryl, colored by trace amoun...

Emerald is one of the four “precious” gemstones, the others being Diamond, Ruby and Sapphire. It is the green form of Beryl, colored by trace amoun...

Emerald is one of the four “precious” gemstones, the others being Diamond, Ruby and Sapphire. It is the green form of Beryl, colored by trace amoun...

This turquoise is mined from the Sonora mines in Mexico. Like all other natural turquoise, its coloring is the result of the chemical reaction that...