Columbianite Obsidian Psuedo-Tektite 1.5"x 1" crystal Crystal has a cut base

Crystal has a cut base and numerous rainbows as well as the peculiar formation of rosettes that are penetrated by the tourmaline needles

Calcite can form by direct precipitation from waters rich in calcium

especially the spiritual

and semi-precious stones

Columbianite Obsidian Psuedo-Tektite 1.5"x 1" crystal Crystal has a cut baseColumbianite is the name given to psude tektites from Columbia. Colombianite, also known as Piedra Rayo or Stone of Light, is an ancient form of Obsidian (Black) glass that closely resembles a Tektite (hence its Pseudotektie classification) due to their glassy appearance. They have survived an incredible 30 million years from their origins of ancestral volcanic parents in the geologic Garden of Eden. (Obsidian is a very unstable mineral and rarely