Black Slate Mushroom stone
Size:
305x305 mm or 12"x12";
400x400 mm or 16"x16"
457x457 mm or 18"x18";
300x600 mm or 12"x24";
600x600 mm or 24"x24".
Thickness: 10mm or 3/8", 12mm or 1/2", 15mm, 18mm, 20mm, 30mm, etc.
Finish: natural, honed, etc.
Packing: wooden crates.