Hyalite Opal Specimen - Mexico Irradiated Note that this is also

Note that this is also being sold as Mariposa Calcite as well

Weight: 147g

75inHeight: ~0

Perfect for any collector or admirer of minerals

Includes Locality Tag

Hyalite Opal Specimen - Mexico Irradiated Note that this is alsoHyalite 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