16-Inch Gemstones

Morocco Agate occurs in striking colors of red, white, golden tan, gray and purple, in a variety of swirling and linear patterns. Like other Agates...

Rutilated Quartz is a silicon dioxide mineral with unique needle to like inclusions of Rutile. These “needles” usually appear golden, but can also ...

Goldstone is a manmade material, consisting of opaque rust to red glass with tiny flecks of glittering copper suspended within it. Goldstone was fi...

Green Garnet can be among the most valuable of garnets, which come in a variety of colors. Occurring in sizes ranging from a grain of sand to the s...

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 ...

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

Rutilated Quartz is a silicon dioxide mineral with unique needle-like inclusions of Rutile. These “needles” usually appear golden, but can also app...

Blue Tourmaline ranges in color from green to blue to yellow to green with black, milky white and clear, colorless inclusions. It is an aluminum bo...

Blue Peruvian Opal naturally occurs with swirling patterns of deep blues, blue to greens and greens swirled with yellow to green, rust, brown and o...

African Turquoise is not actually Turquoise, but rather a speckled teal Jasper found in Africa and often treated to simulate the beautiful blue to ...

Blue Lace Agate is a naturally occuring soft blue agate, laced with bands or swirls of brighter blue, periwinkle, white and occasionally gray or br...

Crazy Lace Agate is a banded Chalcedony that naturally occurs as golden brown with layers of pink, red and gray in swirling circular patterns. It h...

Hubei Turquoise- From the Hubei province in Northern China. Two of the finest mines in the Hubei province are the Yungai, which means, "a mountain ...

Hubei Turquoise- From the Hubei province in Northern China. Two of the finest mines in the Hubei province are the Yungai, which means, "a mountain ...

Hubei Turquoise- From the Hubei province in Northern China. Two of the finest mines in the Hubei province are the Yungai, which means, "a mountain ...

Hubei Turquoise- From the Hubei province in Northern China. Two of the finest mines in the Hubei province are the Yungai, which means, "a mountain ...

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...

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...

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...

Spinel is a hard vitreous magnesium aluminum oxide, and comes in a range of other colors, but those varieties are transparent. Black Spinel not onl...

Kunzite was named after a former Tiffany & Co. vice president, famed mineralogist and jeweler George Frederick Kunz, who first catalogued the s...

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 w...

Brazilian Amazonite is an opaque blue to green to light green stone, often occurring with inclusions of white, yellow or gray and occasionally tran...

White Howlite is named for Canadian mineralogist Henry How, who first discovered the stone in Southern California in 1868. It is typically white or...