- Marshite, Antlerite
- Toenail, 3.0 x 1.8 x 1.6 cm
- Chuquicamata Mine, Chuquicamata District, Calama, El Loa Province, Antofagasta Region, Chile
A superb, sharp, eye-visible and easily seen, 2 mm crystal of this extremely rare copper iodide species sits perched on contrasting green antlerite. This crystal is gemmy, sharp, and easy to see. It is an excellent reference specimen of this, one of the more ultimate Chuquicamata rarities. Ex. John White Collection.