Argentotetrahedrite

Availability

Sold

Size

7 x 5 x 2.5 cm - Sm Cabinet 

Formula

Ag₆(Cu₄Fe₂)Sb₄S₁₂S (RRUFF)

Locality

Shijangshan mine, Linxi, Chifeng City, Inner Mongolia

A single, black, shiny crystal to 6mm with needles of Jamesonite crystals and Quartz. Questionable locality and eventhough it was analyzed and determined to be "argento", it lacks definite composition so I am guessing which end member it belongs to - (Cu4, Fe2). Nonetheless - a very good specimen.