Mineral: Hauyn (Hauynit) / Hauyne (Hauynite)
Größe / Size: 4 x 4 x 3,5 mm
Reinheit / Clarity: transparent
Farbe / Color: feines intensives Blau / fine intense blue
Schliff / Cut: keiner, natürlicher Kristall / none, natural crystal
Herkunft / Origin: Laacher See, Mendig, Eifel, Deutschland / Germany
Hauyne crystal with fine blue color. Rare collector crystal from Laach Lake, Eifel, Germany.
