Esfalerite

Specimen of Sphalerite on Quartz, formed by a group of several very bright twinned crystals, with a caramel color and gem quality, spread over a multitude of small Quartz crystallites. The piece measures ± 8.3 x 5.8 cm and is mounted on a 6 x 6 cm methacrylate base.

Shuikoushan, Hengyang, Hunan, China