Keystone Marble & Granite unveils eco-friendly granite collections, blending sustainability with elegant design for modern homes and spaces. LANCASTER, PA, UNITED STATES, March 10, 2026 /EINPresswire.

Granite countertops cost about $3,300 on average, or between $2,000 and $4,500 for most jobs. The larger the slab, the more you’ll pay for it, since things like the weight of the slab and cutting out ...