Pyroxmangite, Pyroxene Bellerberg volcano, Ettringen, ...
Description: Pyroxmangite, Pyroxene Bellerberg volcano, Ettringen, Mayen, Eifel, Rhineland-Palatinate, Germany 0.74 mm " tower " of Pyroxmangite in epitaxy on Pyroxene. Ex Bernd Ternes collection. Collection & Photo Matteo Chinellato