664g Complex Pyrite Cube Cluster on Marl Apophyllite These interesting etched crystals were

These interesting etched crystals were only found in one vein so far and the have not produced and new material like this for a few years now

It belongs in the hands of a collector who understands that true luxury lies not in abundance

Locality: Crystal Park

46mm x 36mm x 30mm

This fluorescent response is due to the trace element of Uranium which this opal does contain

664g Complex Pyrite Cube Cluster on Marl Apophyllite These interesting etched crystals wereBig and beautiful aesthetic pyrite cube Specimen from Spain. The pyrite cubes sit within the natural host rock and display very nicely. This locality's limestone (marl) matrix can dissolve in water, so the specimens matrix needs to stay dry for these pyrite cubes to stay in place. Locality: Navajn, La Rioja, Spain Measurement: Approx. 95mm x 85mm x 68mm Weight: 664 grams FYI: When mined, these pyrite cubes typically do not stay in place on the host