A novelty at Tucson 2016 (but found in 2013). Complex Pyrite crystal, very rich in faces that are black colored due to a uniform Bornite coating Size 5x5 cm
Bright platy metallic crystals of Pearceite (to 0.4 cm) along the top edge of this matrix with red slightly rounded crystals of Proustite size 7x5x6 cm