Natural Rock & Stone High-quality and versatile stone for landscaping, patios, and garden features.

​Basalt Riser and Treads are hand-split light grey basalt with brown and taupe
variations. They are ideal for one piece steps or can be used side by side to
create stunning natural transitions between elevations. Basalt Risers and Treads
are packaged in wire baskets on pallets. Bulk loads are also available.