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Ruby has long been considered one of the most beautiful and valuable gemstones on the planet. It is also one of the hardest, second only to Diamond...

Boulder Opal is a golden-brown to dark brown stone, displaying these colors in patterns of parallel bands. It is considered a precious Opal, and fo...

Boulder Opal is a golden-brown to dark brown stone, displaying these colors in patterns of parallel bands. It is considered a precious Opal, and fo...

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...

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...

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

Ruby has long been considered one of the most beautiful and valuable gemstones on the planet. It is also one of the hardest, second only to Diamond...

Peruvian Turquoise is also known as Turquoise Chrysocolla. It’s attractive blue-green provides a unique color to the mineral world. Peruvian Turquo...

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...