Calcite - Winterberg Quarry, Harz

Hedgehog-like spikey calcite crystal specimen from the Harz Mts made of yellow, lustrous and translucent crystals. 

From the hands of the former foreman of the Winterberg quarry, Gerd Seggelke.

Size: 9.5 x 7.0 x 5.5 cm

Locality: Winterberg Quarry, Iberg, Bad Grund, Lower Saxony, Germany