Hyalite Opal from Zacatecas Mexico Chalcedony This beautiful crystal has an

This beautiful crystal has an amazing green color with beautiful termination

Locality: Vera Cruz

This beautiful crystal has an amazing green color

and in daylight

and a beautiful saturated blue color

Hyalite Opal from Zacatecas Mexico Chalcedony This beautiful crystal has anThis hyalite opal specimen not only will glow under an artificial UV lighting source, this particular source of hyalite opal will actually fluoresce in daylight, too! That is what makes this source(Zacatecas, Mexico) so unique. It looks best in diffused daylight, right outside of direct sunlight and it will have subtle green glow, while in indoor home lighting, much of this opal is almost colorless. The intensity of daylight fluorescence will vary