Rocks Slabs and Specimens › Hill Agate Image 1 of 2 Image 2 of 2 Hill Agate $40.00 190 gm, 4.5 x 2.75 x .5 variable thickness. Semi polished - is not glossy. Add To Cart Added! 190 gm, 4.5 x 2.75 x .5 variable thickness. Semi polished - is not glossy. Reviews Reviewer Name Review Date Star Rating Description Posted on Etsy Product Show More