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silvery bladed crystal of metallic Bournonite on iron-stained micro-crystallized Quartz
The reverse side of the specimen is contacted
Federico Ahlfeld
The most attractive aspect of this specimen is the fact that the Quartz crystals are not microscopic or massive
Crystals with high luster from this mine are not common
Opal (var: Opal-AN) / (var: Hyalite Opal) (“Blood Vessel Opal”) Hopeite silvery bladed crystal of metallicA thumbnail sized specimen of spherical bead like Hyalite Opal with strong orange coloring caused by inclusions of iron oxide. The material has been nicknamed Blood Vessel Opal due to the thin lines created by the inclusions near the surface of the spheres. Though lustrous and gemmy, the piece does have a bit of damage on both sides, hence the reduced price. At the beginning of 2016, a friend of ours started working a claim with a few of the locals in
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