The wide variety of Persian marble, Travertine, Onyx and limestone quarries in Iran causes this country to be recognized as one of the most important natural stones sources in the world.
The main well-known quarries in Iran which are regarded as the most famous in international stone markets are Pietra Grey Marble, Silver Travertine, Titanium Travertine, Paradise Travertine, Gohera Beige Limestone, White Onyx, Walnut Travertine, Red Persian Travertine, Yellow Travertine and Noce Travertine.,
AO Marble is a quarry owner of Pietra Grey Marble which is located in the center of Iran in the south of Esfahan city almost 15 minutes far from the main block stockyard of this company.
Pietra Grey Marble has a deep grey background with wide white veins which has increased the nature beauty of this stone and according to the related technical data of Pitera Grey, this marble is identified as a unique grey marble in comparison with other similar marbles.
AO Marble exports Pietra Grey Marble blocks directly from 2 own block stockyards in Verona city of Italy and Esfahan city of Iran to its local customers in Italy, Spain, Belgium, Germany, England and some European neighbors.