Description: Due to its vibrant deep red tones and excellent preservation
Its hardness and other physical properties correspond to those of quartz
Description: A smoky quartz
The bottom is cut flat for presentation
Description: Crocodiles (Crocodylia) are the most modern representatives of the Crurotarsi
Green River Fischmortalitätsplatte | Wyoming, USA Black Description: Due to its vibrantOrigin: Kemmerer, Wyoming, USA Size: H97cm W78cm D2cm Age: Eocene, 50 million years old Description: From the Eocene (about 50 million years ago), plate with Phareodus, Mioplosus, Diplomystus, Knightia fishes, each in very good condition and on rectangular cut matrix, framed. Additional Information: In the Green River Formation of southwestern Wyoming, in the area known as Fossil Lake, two distinct zones of very fine grained calcareous muds are