travertine
aragonite
Eisenblüte
"Bird`s nest"
rare crystal formation
rarely found site
marriage. Pit unit / Three crowns and honor
Drei Kronen und Ehrt
marriage. Pyrite mining in Elbingeröder complex
Rubeland; Elbingerode; geogr. upper Harz
Saxony-Anhalt
Mine closed since 1990
Size: approx. 21 x 16 cm
Height: about 4 cm
Waves with the smallest glittering crystals
Weight about 790 grams