Pyrite on Barite “box” and Barite

Echeloned growths of Pyrite perched on sharp casts left by preexisting thick tabular Barite crystals that have been dissolved and subsequently replaced by a second generation of smaller colorless and transparent crystals of the same Barite partially coating the Pyrite. Bou Nahas, Oumjrane area, Alnif, Errachidia Morocco (04/2013) Specimen size: 11.2 × 6.5 × 5.5 cm = 4.4” × 2.6” × 2.2”