Indigo Gabbro 10mm Round - 15-16 Inch 13x30mm They are all varieties of

They are all varieties of the mineral corundum

It is also one of the hardest

It was discovered in Labrador

Usually found near copper deposits

honey or brown

Indigo Gabbro 10mm Round - 15-16 Inch 13x30mm They are all varieties ofIndigo 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.