... servicing, Clean, Brightness,Luxury and Beauty. Crushed Glass Rocks: It has the characteristic of heat insulation ... be used for: Kitchen counter, fireplaces, fire pit glass, terrazzo, tank decorative,premix cement floor,park, bath ... metope, door case, pole, screen etc.our color glass rocks are ideal for landscaping, gas fireplaces, terrazzo ... 3mm,2-4mm,3-5mm,6-9mm,9-12mm ,12-20mm.20-50mm(size,can be ...