Limestone tile, grey limestone 1. color: red, grey, black , yellow, brown etc 2. competitive ... : floor, wall Xiamen Stone Consulting is specialized in fabricating calibrated limestone tile, we can provide black, grey, white, red, beige, gold, blue ... etc in Chinese and international limestone colors. Size: 12x12, 16x16, 18x18, 24x24 (300x300, 400x400, 600x600 etc ...