Hauyne perfectly crystallized - Eifel mts, Germany

Very rarely did the volcanic activity at that time leave any cavities free, so that such outstanding, hexagonal Hauyne crystals could only rarely form. And what's more, they were formed in such large numbers and so perfectly.

Size: 5.6 x 5.3 x 5.1 cm

Locality: In den Dellen Quarry, Laacher See, Mendig, Eifel, Germany