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 what looks like a chain-like formation with links composed of silver grey acanthite crystals. These crystals are modified dipyramidal octahedrons in a branching formation. The rear-base of the piece is the former matrix attachment point. The piece measures 1 3/4 x 1 1/4 x 1/2 inches or 45 x 32 x 12 mm.