Australian Dendritic Opal Specimen Petrified Algae Slab and is named for the

and is named for the blood-red color found within it

yellow Tiger Eye (goethite)

This gorgeous specimen comes from the Bighorn River area of the Pryor Mountains in Southern Montana and features a smattering of compact

look no further than Kingman

This slab shows deep red and orange striations winding through white and light blue agate

Australian Dendritic Opal Specimen Petrified Algae Slab and is named for theThis material is known for its displays of dendritic complexes throughout varying shades of opal. This particular piece is showing many natural windows of intricate bluish black dendritic masses against a white background. The delicacy and density of the visible dendrites gives this piece a ton of potential for stunning slices and cabochons, with fantastic contrast! Should be pretty satisfying if you are a fan of black and white and or intricate