860g Cubic Pyrite Crystal Specimen fancy color tanzanite Locality: Fujian

Locality: Fujian

This lovely gem has natural and unheated color

Measurements: 66mm x 46

but instead it was irradiated after it was mined to enhance its color

860g Cubic Pyrite Crystal Specimen fancy color tanzanite Locality: FujianBeautiful 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. 137mm x 75mm x 72mm Weight: 860 grams FYI: When mined, these pyrite cubes typically do not stay in place on the host rock