Hyalite Opal Specimen - Mexico Irradiated and is a secondary mineral

and is a secondary mineral that forms when other secondary minerals alter

with the formula CuZnCO₃(OH)₂

Weight: 147g

including white

25in x 4in (Without stand)

Hyalite Opal Specimen - Mexico Irradiated and is a secondary mineralHyalite Opal Specimen Hyalite opal is an unusual variety of opal found in various volcanic locations around the world. Because of its unique structure, you won't find any opalescence or "play of color" that traditional opals are known for. Instead, hyalite opal impresses when viewed under both Longwave and Shortwave ultraviolet light, fluorescing a strong green color. Its formation can be classified as amorphous, botryoidal and globular. Its name