This epidote is from the Pampa Blanca District, Castroverreyn Province, Huancavelica, Peru This encompasses a large area that contains seven recognized mineral species. It is most famous for the occasional epidote crystal clusters found there. Epidote is a silicate that contains the elements Ca, Fe, Al, Si , O and H. This is an exceptional specimen that consists of fan-like clusters of elongated and blade-like crystals of epidote on a mixed calcite and quartz crystal matrix. It is uncommon to find matrix pieces of this material. The epidote crystals are dark green with a bright vitreous luster. This piece measures 4 1/4 x 3 x 2 5/8 inches or 111 x 76 x 67 mm.