Grown calcite crystals
and in a small geode
Malachite in fine clusters
on slate
Halders of old mining St. Andreasberg
Old find from the seventies
Lower Saxony
Geolgic Upper Harz
Size: approx. 70 x 60 mm
Height: about 70 mm
Size of the crystals approx. 5 mm
Weight about 140 grams