16-Inch Gemstones

Aquamarine is a transparent to translucent stone ranging from cerulean blue to light blue in higher grades. In lower grades it can be transparent t...

Ethiopian Opal was first discovered in Ethiopia in 1994, with additional major finds in 2008 and 2013. Beautiful specimens of Precious Opal, Fire O...

Black Opal is a naturally occurring variety of precious opal mined in Australia. this opal variety is characterized by their dark base tone. It is ...

Diopside is a calcium and magnesium silicate mineral. It is transparent or translucent, and can display a nearly emerald green color due to the pre...

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...

Ethiopian Opal was first discovered in Ethiopia in 1994, with additional major finds in 2008 and 2013. Beautiful specimens of Precious Opal, Fire O...

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...

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...

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...

Diamond is a rare, naturally occurring mineral composed of pure carbon. Although most people think of diamonds as colorless, they actually occur i...

Diamond is a rare, naturally occurring mineral composed of pure carbon. Although most people think of diamonds as colorless, they actually occur i...

Citrine is a transparent Quartz, ranging in color from pale yellow to golden yellow, honey or brown, giving it a similar appearance to Topaz. It ma...

Citrine is a transparent Quartz, ranging in color from pale yellow to golden yellow, honey or brown, giving it a similar appearance to Topaz. It ma...

Citrine is a transparent Quartz, ranging in color from pale yellow to golden yellow, honey or brown, giving it a similar appearance to Topaz. It ma...

Heliodor is a yellow, greenish yellow, or golden-yellow color of the mineral beryl. The yellowish colors of heliodor are usually caused by small am...

Red Garnet is the most commonly known type of Garnet, which occurs in many colors. Garnet has been used for adornment and spirituality by myriad cu...

Moonstone naturally occurs in a broad spectrum of colors, but is most commonly associated with white, gray and peach. It's soft chatoyancy is remin...

Hematoid Quartz is Quartz with inclusions of hematite. The hematite inclusions are responsible for the stone’s color, which can be yellow, orange, ...

Hematoid Quartz is Quartz with inclusions of hematite. The hematite inclusions are responsible for the stone’s color, which can be yellow, orange, ...

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...

Turquoise is an ancient gemstone, one of the first known to man. Known to Egyptian and Aztec cultures thousands of years ago, Turquoise is now mine...

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...

Mother of Pearl, also known as Nacre, is an iridescent composite of organic and inorganic material most known for being the coating of pearls. It i...

Mother of Pearl, also known as Nacre, is an iridescent composite of organic and inorganic material most known for being the coating of pearls. It i...