Rocks Slabs and Specimens › Morrisonite polished specimen Image 1 of 2 Image 2 of 2 Morrisonite polished specimen $500.00 Polished 7.8 oz, 8.5 x 5.25 x .2. Extremely rare material, especially this size. Add To Cart Added! Polished 7.8 oz, 8.5 x 5.25 x .2. Extremely rare material, especially this size. Reviews Reviewer Name Review Date Star Rating Description Posted on Etsy Product Show More