43g Pyrite Mineral Specimen electric opal Measurement: 62mm x 56mm x

Measurement: 62mm x  56mm x 40mm

We consider this to be a Thumbnail (TN) sized mineral specimen

Weight: 492g

This large Mosasaur tooth will stand out in any mineral or fossil collection

43g Pyrite Mineral Specimen electric opal Measurement: 62mm x 56mm xBeautiful pyrite mineral specimen on the host rock from Spain. 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. 42mm x 33mm x 28mm Weight: 43. 30g FYI: When mined, these pyrite cubes typically do not stay in place on the host rock unless buried deep within the matrix. Almost all of the on matrix pyrite