Indigo Gabbro 10mm Round - 15-16 Inch 13x30mm giving some rubies a slightly

giving some rubies a slightly brownish or purplish tint

It can be easily confused with other minerals due to its variety of colors and formations

It may also contain rainbow-colored or sparkling inclusions

although the colors are much more muted

It is also one of the hardest

Indigo Gabbro 10mm Round - 15-16 Inch 13x30mm giving some rubies a slightlyIndigo gabbro is a color variant of the igneous mineral, gabbro. Typically, this color forms black, but occasionally gabbro comes in oranges and greens, with indigo being the most rare. Metaphysically, this stone can be used to ground the wearer during stressful periods, or during meditation. This stone is considered to have many different metaphysical properties, which has earned it the nickname Merlin stone, or merlinite.