- New

Kombat mine, Namibia
Safety guarantees
Delivery policy
Returns policy
Defernite and Jaffeite, Kombat Mine, Otavi, Namibia. Specimen 3.5 x 2.2 x 2 cm with distorted purplish defernite crystals, a complex mineral, a calcium hydroxy silico carbonate named in honour of Jacques Deferne, curator of the Geneva Museum. With a whitish fleck of jaffeite, a calcium hydroxy silicate in a black braunite matrix. Label coll. G. Gauthier, rare.