On my auctions you can find specimens of rocks, minerals and fossils from the region of Lower Silesia.
Chalcanthite on matrix picture is example. Specimens have one big crystal and many smaler crystals
Chalcanthite (blue like linarite or zoisite(tanzanite), azurite or halite)
Lab grow, Poland
weight: | 300-400 grams |
x: | 90-140 mm |
y: | 90-120 mm |
z: | 90-100 mm |