Silver Pearl flagstone comprises dark variants of black to grey. This vibrant slate quartzite stone blends well with other colors to provide lavishing appeal outdoors. If you want unique and interesting passage in the garden or lawn in comparison to the usual path, one can also apply irregular flagstone as a stepping stone. Color Composition: Black, Grey Stone Type: Slate Quartzite Mix Stone Finish: Non-Tumbled Product Finish: 1" – Concrete Base, 2" – Sand Base Application Areas: Walkways, Pathways, Patio, Lawn, Backyard, Front Yard