Opal (var: Opal-AN) / (var: Hyalite Opal) (“Blood Vessel Opal”) Petalite silvery colored crystals that glow

silvery colored crystals that glow a beautiful RED color when backlit - hence the term "Ruby Silver"

one of the VERY few matrix Childrenite specimens where one can see beautifully crystallized spheres with the naked eye

Specimen #PREH31110

One of the VERY FEW Sphalerite specimens that I have seen from the Chicote Grande mine in Bolivia

"Alpine-type" octahedra (some are twinned) associated with cream colored Feldspar on matrix

Opal (var: Opal-AN) / (var: Hyalite Opal) (“Blood Vessel Opal”) Petalite silvery colored crystals that glowA lovely glass bead like group of spherical, gemmy, lustrous, colorless Hyalite Opal (Blood Vessel Opal) which are included with small amounts of iron oxide to create the thin reddish orange blood vessel like lines that not only give the piece color, but character as well. The front display side of the specimen is in good shape, and theres even a bit of attached matrix on the back, which is not common for this material. Only minor rough spots here and