Needle quartz pyrite, sphalerite and galena

A very nice and aesthetic specimen of Longaxes needle quartz overgrought sphalerite, galena, and sphalerite. There are light oxidation signs on pyrite as result of coating by bornite.

Needles quatz-rock crystal, pyrite, galena and sphalerite

A very aesthetic cabinet size specimen of long-axes needle quartz crystals, with very lustrous crystal faces, overgrowing base of combined sphalerite and galena small crystals and a little bigger pyrite crystals, showing in some places traces of oxidation and coating by bornite.