16-Inch Gemstones

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...

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...

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...

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

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...

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...

Amethyst is a beautiful purple stone, known as a “Gem of Fire” by ancient cultures. It has been greatly sought after throughout history and was at ...

Carnelian is a glassy, translucent stone that can appear with such bright orange hues that the ancient Egyptians called it “the setting sun.” Most ...

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...

Labradorite is remarkable for the way its aggregate layers refract light, creating iridescent flashes of blue, gold, pale green or copper red. This...

Shattuckite is a rare copper silicate hydroxide mineral. It occurs in bright turquoise blues and darker blues as well as rust reds, commonly with i...

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...

Rose Quartz is a silicon dioxide crystal and one of the most common varieties of the Quartz family. It is a translucent to transparent stone with a...

Crystal Quartz is a naturally occurring clear and colorless Quartz. It is a crystalline form of Quartz said to have many divine properties includin...

Labradorite is remarkable for the way its aggregate layers refract light, creating iridescent flashes of blue, gold, pale green or copper red. This...

Labradorite is remarkable for the way its aggregate layers refract light, creating iridescent flashes of blue, gold, pale green or copper red. This...

Mica is a mineral name given to a group of minerals that are physically and chemically similar. They are all silicate minerals, known as sheet sil...

Sapphires are precious gemstones, but unlike rubies, they come in a rainbow of colors besides red! They are all varieties of the mineral corundum,...