Бөөний худалдаа Хар боржин толь гадаргуу процесс булшны чулуу ...
Product parameters Color: Black Density: /cm3 International Code: G654 Granite belongs to the intrusive rock in acidic (SiO2 > 66%) magmatic rock, which is the most common rock in this kind, mostly light flesh red, light gray, gray white, etc. Medium coarse grain and fine grain structure, ...