1.sandstone,green sandstone,natural sandstone 2.yellow,beige,buff,cream,red,green,purple,lavender,black 3.good quality,service green sandstone sandstone ... ,yellow sandstone,beige/buff/cream sandstone,red sandstone,green sandstone,purple/lavender sandstone,black sandstone. 1) size: ... :20,25,30,50,100mm;or custom. 3) finish:natural,chiselled,honed,etc. 4) application:indoor and outdoor decor.- ...