Blue Limestone 1. color: red, grey, black , yellow, brown etc 2 ... , wall tile 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 ... to send your unique design and requirement. Blue Limestone