Thrace Basin basement, comprises interbedded fine to coarse grained clastics from a variety of depositional environments, turbidite, muddy carbonates with local reef developments, river channels and tuffs. More than 400 wells were drilled till 2008; 14 gas and 3 oil fields were discovered and all of them are producing. Main gas productions zones are between Eocene- Oligocene deposits; Hamitabat (turbiditic sandstones), Ceylan (tuffs), Sogucak (reefal limestone), and Osmancik (deltaic sandstone) formations. Shales of Hamitabat and Mezardere formations have good source potentials. Thrace Basin The European side of Turkey is called the Thrace Basin. It is the largest and thickest Cenozoic sedimentary basin
Western Thrace Region of Thrace boasts quite a few beautiful beaches. Additionally, there is the potential for winter tourism activities in the Rhodopi mountains, the natural border with Bulgaria which are covered by dense forest. The Muslim minority of Thrace are Greek citizens of diverse ethnic origins and is recognised as religious minority in accordance with the Treaty of Lausanne which Greece has signed with Turkey, and along with the Greek Constitution, enshrines the fundamental rights of the Turks and other ethnic groups of Eastern Macedonia and Thrace and the obligations towards them. The Greek government is not referring to the Muslim