16-Inch

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...

Porcelain Jasper is a brecciated (broken) Jasper originally found on a gold claim high in the Sierra Madre mountains of Mexico, where it continues ...

Flower Jade is a form of Jadeite, a sodium aluminum silicate and one of the two minerals that are commonly known as “Jade,” the other being Nephrit...

Tiger Eye is a macrocrystalline Quartz stone with bands of rich golds and browns. Its chatoyant layers that create a flash which seems to emanate f...

Red Tiger Eye is actually Brown Tiger Eye which has been heat treated to bring out the red color. This macrocrystalline Quartz stone has chatoyant ...

Composed mostly of tiger's eye, red jasper and black hematite, Tiger Iron has long been popular with jewelry-makers. The gold, silver, brown and re...

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...

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

Ametrine is quartz that occurs in bands of purple and yellow. As the name suggests, it is a combination of Amethyst and Citrine. The different colo...

Rhodochrosite is a bubblegum pink to rose red stone, with occasional inclusions of creamy white and dark grey. A manganese carbonate material of th...

Fluorite is a luminous, soft and glassy stone, sometimes referred to as “the most colorful mineral in the world.” It is one of the most sought to a...

Feldspars are a group of rock-forming aluminium tectosilicate minerals, containing sodium, calcium, potassium or barium. The most common members of...

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

Strawberry Quartz is a translucent, milky to pink silicon dioxide mineral. Its needle to like inclusions of hematite are iridescent red. Quartz has...

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...

Jasper has a long and illustrious history, having been worn by shamans, priests and kings and believed to be a powerful protection stone. Ancient E...

Mixed Lodolite is Quartz with inclusions of sand. These inclusions range broadly in type and color and produce patterns that can look like gardens....

Azurite is a Copper carbonate mineral that forms in masses, stalactites, botryoidal, and short prismatic crystals. Azurite in crystal form is extre...

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

Discovered in Greenland in the late 1890's, hackmanite is named for Finnish geologist Victor Hackman. It is a rare occurrence to find gem-grade hac...

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...

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...

Tourmaline is classified as a semiprecious stone and occurs in a vast array of colors, everything from colorless to black, from pastel to bright to...