... stairs, stone balustrade. Material:Granite&Marble Color:Grey,White Sizes:Various are available Laizhou Borrello Stone Co., Ltd ... available marble, granite, limestone, sandstone.3) Color: white, yellow, red, green, black, and so on.4) Surface finishing: polished, honed , ... ISO9001,2000 and QC certified.13) Export Markets: United States, Canada, Japan, Europe, Australia, etc.white marble railingwhite ...