PIETRA GREY MARBLE BOOKMATCHPietra Grey marble adds value to a home while adding style and cosiness to both interior and exterior spaces. Pietra Grey is a medium to dark grey marble quarried in the south of Isfahan, Iran, with magnificent white veins interwoven in various directions and sizes. This grey marble is ideal for modern settings that want to emphasise the use of natural stone. Because of the chromatic balance between its dark background and the thin snow lines that run