Pampa Blanca District, Castrovirreyna Province, Huancavelica, Peru
Transparent honey-coloured calcite crystals to 5 cm occured in 1999.Rock crystal of good quality Was found in skarn. Quartz was often included. Several Japan-law twins contained brown rhombododecahedrons to 3 mm, which were identified as of andradite garnet. Chlorite inclusions were found as greenish black "suns" to 1 mm, and hematite as blood-red needles and flakes. Some quartz crystals were found with yellow-green clinozoisite inclusions, yellow chalcopyrite and yellow pyrite. Pampa Blanca is also the source of white phantom in quartz.
Ref: J.Hyrsl (2012) Gemstones of Peru, pp. 83, 87, 89