Hyalite Opal from Zacatecas Mexico rogerley Measurement: 93mm x 83mm x

Measurement: 93mm x 83mm x 50mm

with an almost even 50-50 split of color

this is a large and beautiful piece that comes from a new find in Madagascar

(SOLD) The cavansite on this specimen have a beautiful gemmy blue color with multiple crystal masses on the specimen

Hyalite Opal from Zacatecas Mexico rogerley Measurement: 93mm x 83mm xThis 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