الحجر الجيري لتكاليف الممرات
الحجر الجيري نافذة سيلز كبديل الرخام . The main difference between marble and travertine is in the way the limestone in each material is formed. Marble is formed by pressure and heat while travertine is formed by heated water. Visually, travertine is often smooth and glossy. It''s also used for walkways and paving stones near pools. For . ا�