NERO PORTORO Italian marble | Marble Guide
Nov 22, 2014 · Nero Portoro is a black marble from Italy (Porto Venere,La Spezia, Riviera, Liguria). Forms: Slabs, Blocks, Tiles. Processing options: Honed, Aged, Polished, Sawn Cut, Sanded, Rockfaced, Sandblasted, Bushhammered, Tumbled. Proposed uses: Exterior – Interior wall and floor applications, countertops, mosaic, fountains, pool and wall cappi and other design projects.