Quartz, Calcite and Chalcopyrite, Quirvuilca, Peru, Mined ca. late 1980s, Kalaskie Collection #447, Miniature 2.5 x 6.0 x 6.5 cm, $65. Online 3/7.
Combination of prismatic quartz, ivory white scalenohedral calcite, brassy chalcopyrite and drusy quartz on sphalerite. Nice group of multiple species and in excellent condition. Mined ca. late 1980. Betty Kalaskie Collection #447.