Opal (var: Opal-AN) / (var: Hyalite Opal) (“Blood Vessel Opal”)

Opal (var: Opal-AN) / (var: Hyalite Opal) (“Blood Vessel Opal”)A 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

It’s hard to find such attractive Goethite specimens from any locality in the world

considering that the large majority of Ferberites from Tasna have serious damage problems

Great luster and certainly gemmy / translucent in areas as well

Lastly a small

It’s nearly doubly terminated but a small contact at the base keeps it from being a complete floater

One of the few specimens of this material that I’ve encountered

This mine is best known for its astoundingly fine Japan-Law twinned Quartz specimens

Then the mine manager decided that the miners were too distracted collecting Vivianite and not attending to their duties underground

Liddicoatite is a “non-approved” mineral species (it’s now called Fluor-Liddicoatite)

The piece displays well from a few angles

Specimen# CO712B130

A few slight contacts keep it from being 100% perfect