... for paving Stone,wall&floor tile,stairs, 4.EC Product:basalt black granite cubicWe own quarry G603,G633,G640,G682 and ... Basalt. paving stone is using for Patio, Walkway, Garden road and ... GREY. 2.Common size:9x9x6cm, 9x9x9cm, 10x10x10, 10x10x5cm, 15x30x5,14x21x6cm or as clients' specification. 3.Finished: all sides natural split, 4 ...