826g Pyrite Cube Specimen on Matrix bolivia This crystals color has been

This crystals color has been enhanced by heating

This beautiful Tanzanite Crystal has a deep natural unheated color and good looking crystal structure

Measurement: 133mm x 143mm x 63mm

A pretty pink spinel crystal sits on top of a bright white marble host rock

This pretty unheated raw tanzanite crystal is a unique purple & bluish color that stands our from many of the other crystrals

826g Pyrite Cube Specimen on Matrix bolivia This crystals color has beenBig and beautiful aesthetic pyrite cube Specimen from Spain. The pyrite cubes sit on top of the natural host rock and display very nicely. 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. 121mm x 84mm x 76mm Weight: 826 grams FYI: When mined, these pyrite cubes typically do not stay in place on the host rock