... 4.ISO9001 (2000) certificate 1 name: America style tombstone ,tombstone with angle ,Granite tombstone 2.Material:Granite,Marble,limestone,sandstone*hot material:Shanxi black,china ... ,bahama blue,imperial red,mapple red,paradiso,carrara white,G682,G603,G664,G654,G614,ect*popular color:Black,white,yellow,green ...