Daylight Fluorescent Hyalite Opal Specimen Opal What this means is that

What this means is that these specimens are slightly radioactive

Whether you're into the metaphysical aspect of things or just looking for a pretty mineral

Not only does this piece have unique color patterns

Weight: 35g

while not as deep red or lustrous

Daylight Fluorescent Hyalite Opal Specimen Opal What this means is thatThis 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