Cuprite, Serpierite
Birkengang zinc smelter slag locality, Stolberg, Aachen, Cologne, North Rhine-Westphalia, Germany
Found in a large amount of unsorted old material donated by a well known collector that has published several articles in Mineralienwelt. Thanx, Günter! This is also valid for my other pictures uploaded for this location. Today the location is not producing.
Canon eos1300d, luminar40, Helicon
Also check my blog (via the copyright URL)
© Free to use when refered to https://lapisphilosoph