Opal (var: Opal-AN) / (var: Hyalite Opal) (“Blood Vessel Opal”) silicate especially pieces that are larger

especially pieces that are larger than thumbnails available on the market

Specimen # BOL711B27

well-formed

doubly terminated

Specimen # BOL711B91

Opal (var: Opal-AN) / (var: Hyalite Opal) (“Blood Vessel Opal”) silicate especially pieces that are largerA rather gemmy, soft golden orange color, lustrous, globular group of Blood Vessel Opal Hyalite Opal featuring a group of intergrown spheres which get their color from tiny inclusions of iron oxide. A little below the surface, the specimen shows the thin capillary esque lines that give it such a unique appearance. One typically does not see Hyalite Opal of this quality and color on the market. Only a tiny bit of damage on the back, and attractive to