Fluorescent Opal Mexico ethiopian opal This is a very fine

This is a very fine and large amethyst crystal

We consider this to be a large cabinet (LGC) sized specimen

Measurement: 88mm x 69mm x 48mm

Measurement: 269mm x 150mm x 62mm

at around 12mm

Fluorescent Opal Mexico ethiopian opal This is a very fineThis 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