Mineral: Hauyn (Hauynit) Stufe / Hauyn (Hauynite) specimen
Größe / Size: 55 x 42 x 25 mm
Reinheit / Clarity: transparent-transluzent
Farbe / Color: intensives Blau / intense blue
Schliff / Cut: keiner, natürlicher Kristall / none, natural crystal
Herkunft / Origin: Laacher See, Mendig, Eifel, Deutschland
Specimen with intense blue Hauyne in vulcanic bimsstone. Collector specimen from the Eifel, Germany
