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*This approximate 5
The back of the slab is the rough cut that hasn't been conditioned and polished showing the difference a good conditioning and polish can do in highlighting the mineral specimens unique characteristics of pattern
5 inch across x 4
75" Astonishing Wonderstone Cubes that have Unique shades of lavender patterns
Sponge Choia carteri Dinosaur Bone *This approximate 5Very Rare and Excellently preserved intact fossilized sponge found in the Wheeler shale Utah West Desert. Age: Middle Cambrian (521 to 497 mya) Species Name: Choia carteri Order Family: Protomonaxonida Choiidae Phylum: Porifera Locality: Millard County, Utah Size: Approximately 5 1 2" x 4 1 2", 1. 80 lbs. Comes with metal stand. Choiidae is an extinct family of demosponges that lived from the Cambrian to the Lower Ordovician periods. These sponges
US$ 22.00
US$ 27.00
US$ 26.00