Search:

Yes corundum is found in the U.S in many forms, it is a common mineral but not blue stuff like that. If that was corundum it would be sapphire and the only commercial sapphire in the U.S is yogo...

Just looking at it its impossible to say. There are so many possibilities and the lighting changes with each picture. If its from the U.S you can rule out lapis or corundum. Sodalite is a definite...