This is an interesting piece featuring orange, bipyramidal and tabular wulfenite crystals perched on a contrasting matrix. The faces of the crystals have good luster. The overall dimensions are 10 cm wide by 6 cm tall and 3.9 cm front to back. The specimen is from Gonzalito Mine, Complejo Gonzalito District, Sierra Grande, Río Negro, Argentina. The specimen is contacted around its edges and there are a few bruised crystals here and there. Collected by Jack and Marty Crawford, 2005.