Cubic Pyrite on Matrix from Spain large Very unique growth of calcite

Very unique growth of calcite in this specimen from china

This raw Sapphire crystal specimen has beautiful Crystal Structure and has an amazing vibrant yellow color

Weight: 15

the main crystal has some gemmy areas in it with a deep purple coloration and a nice sharp termination

We consider this piece to be a Thumbnail sized Specimen (TN)

Cubic Pyrite on Matrix from Spain large Very unique growth of calciteBeautiful and aesthetic pyrite specimen from Spain. This piece sits nicely without any assistance and the two pyrite cubes are spaced apart pleasingly within the matrix. This locality's limestone 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 86mm x 68mm Weight: 710g