BARITE, BaSO4 - Barium Sulfate. Large grouping of Barite crystals that has one slightly damaged crystal and that is reflected in the price. From Alimon Mine, Cerro De Passco Prov., Pasco Dept., Peru. The back side is shown and notice the nice rosette of crystals on the end. Size is 4-1/4" wide x 2-1/4" deep x 1" high. Original