Authenticated Italian Laminam Ardesia Bianco slabs

12mm+, 1620x3240 Full Size XL slab, each with authenticated serial numbers in the back. 84 Full Size Slabs + 92 Half Size Slabs. We bought them for a high-end project, but ended up taking them down (with thinsets in the back that can be removed) in like new condition. Originally purchased for $2500/Full Size Slab, total of 135 Full Size slabs ($337,500). Now selling for half price $169,000. Total Square Footage: 7,345 sq ft