... , basalt, porphyry 2. Finished: Natural split, sawn cut, tumbled paver stones 1. Material: Granite, basalt, porphyry2. Finished: Natural split, sawn cut ... , tumbled3. Usage: Widely used for driveway, walkway and outdoor paving.4. Size: 9x9x9cm, 10x10x10cm, 10x10x8cm ...