25.81 Carat Hydrophane Opal Rough other This big size trilobite will

This big size trilobite will stand out in any mineral or fossil collection

Locality: Uruguay

This gorgeous Alexandrite crystal has a beautiful crystal structure and very deep green body color

This crystal has unique and almost perfectly placed ludwigite inclusions that add to this interesting piece

Locality: Santander

25.81 Carat Hydrophane Opal Rough other This big size trilobite willWelo Ethiopian hydrophane opal mineral specimen with an amazing play of color. Not only that, but this piece is very fine cutting material that will have a great yield. Watch Video to see the play of color and full view of this opal. We recommend that this opal material NOT be submerged in water (unless it is being cut, water will keep it cool), and it should never have any oils applied to it. Also, due to the hydrophane nature of this opal, the