... 1.professional manufacturer and exporter for 20 years 2.own factory 3.fast deliver 4.polished,tumbled Tianyuan Brand Natural ... pebble stone1.material:natural stone(granite,marble,sandstone,quartz etc) directly from native quarry2. Specification :3-5mm,5-8mm,0.8-1 ... , 50 bags per ton bag5.treatment:machine made,tumbled by tumbling mill,polished,split6.pebbles are perfect for embellishing architectural ...