Inclusions in garnet. Iridescent pattern seen in an andradite garnet from Hermosillo, Mexico. The pattern results from a superficial chemical disintegration of the outermost layers of the crystal. (Photos: Wimon Manorotkul) source
Inclusions in garnet. Iridescent pattern seen in an andradite garnet from Hermosillo, Mexico. The pattern results from a superficial chemical disintegration of the outermost layers of the crystal. (Photos: Wimon Manorotkul) source