Mineral: Hauyn (Hauynit) Stufe / Hauyn (Hauynite) specimen
Größe / Size: 28 x 20 x 19 mm
Reinheit / Clarity: transparent-transluzent
Farbe / Color: intensives Blau / intense blue
Schliff / Cut: keiner, natürliche Stufe / none, natural specimen
Herkunft / Origin: Laacher See, Mendig, Eifel, Deutschland
Specimen with a big and intense blue Hauyne crystal in vulcanic bimsstone. Collector specimen from the Eifel, Germany.
