This acanthite is from the Imiter Mine in the Imiter District, Tinghir Province, Draa-Tafilalet Region of Morocco. This is a large silver mine that contains 70 minerals including acanthite. It is a silver sulfide found in the oxidation zones of silver ore deposits and It contains the elements Ag and S. This specimen consists of silver grey acanthite crystals. These crystals are modified dipyramidal octahedrons that formed a mound-like formation. The piece measures 2 x 1 3/4 x 1 inches or 50 x 45 x 25 mm.