Romancy onyx stone is the result of combing the chemical reaction of travertine and marble stone. Onyx stone among the marketers is famous to marble stone. One of the most important inherent features of onyx stone is the ability to pass light through it. That’s why onyx has become to one of the most luxurious stones in the world. Also cream onyx stone has features such as: abrasion resistance and high pressure, very high density, Transparent and polished surface, unique beauty, very low water absorption and extremely high Polish. Considering the high price and capabilities of this stone is the most usage for beauty of space and internal decoration of the building. Iran as the second country in the world, is known to has countless mines of onyx or marble stone.