25.81 Carat Hydrophane Opal Rough other Locality: Santander

Locality: Santander

Measurement: 19

31ct and measures 29mm x 16mm x 10mm

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

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

25.81 Carat Hydrophane Opal Rough other Locality: SantanderWelo 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