crystal stone 1.super white,no color difference 10,000M2 2.no water,oil,blot absorption, no radioactivity 3.polished or honed super white non porous crystal stone for decoration1.model no:cg0012.product name: super white non porous crystal stone for decoration3.brand name:montary4.material:natural quartz5.place of original:china6.color:white,color is stable,100,000m2 can keep same color7.surface ...