Green Slate Stone 1.All colors and sizes are available 2.Good quality and price 3.Resistant to thermal shock 4.Fast delivery Green Slate Stone Materials Available for all other slates, quartzite Character Low Ca , acid-resistant, non-fading Color Black, Green, Blue-black, Rusty yellow or any your need Sizes Low Ca , acid-resistant, non-fading Thickness tolerance + / -1 mm Surface Natural face, ...