... 1.) Quanlity : 100% A grade 2.)Type: slate/mushroon stone. 3.) Color /Finishing : as per customers requirement Product ... requirement .Material:Slate,Quartzite,Basalt,Limestone,Marble,Sandstone,Travertine,Artifical stone ,shale ,etcFinish:nature ,polished ,honed ,flamed ,machine cut ... standard in 20container, the square can reach 30 sq. m in wooden crates.2> Quality Control: every piece would ...