A very nice 3 piece parcel of medium sized Blue Peruvian Opal some bright blue some with very striking black dendrites. This is grade A material with great color and some wonderful dendritic highlights This was mined in the mountains of Peru and comes direct to us from a small mining family around Lima. Weighing in at 161grm/ 805cts, this parcel will make many beautiful cabochons and pieces for some beautiful jewelry. It is 100% natural, untreated, unaltered real Peruvian Blue Opal