17.89ct Rough Ethiopian Opal metallic This beautiful Tanzanite Crystal has

This beautiful Tanzanite Crystal has deep color and good looking crystal structure

This fossil Megalodon Tooth has beautiful brown coloration and a good size

Beautiful natural clear quartz crystals from Colombia

Measurement: 148mm x 99mm x 54mm

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17.89ct Rough Ethiopian Opal metallic This beautiful Tanzanite Crystal hasWelo 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