Trona ore deposits were discovered at Beypazarı, around 80 km (50 mi) northwest of Ankara, during drilling operations for coal exploration in 1979.
[1] According to world's leading consulting firms, mining of the trona ore at Bypazarı was not feasible with known methods.
The state-owned mining company Eti Maden and the privately held Ciner Holding jointly took a risk and developed solution mining method for extraction of trona ore.
[1] The production of soda ash started with an official inauguration ceremony, which took place in presence of Prime minister Recep Tayyip Erdoğan and Minister of Energy and Natural Resources Hilmi Güler in March 2009.
[10] ETI Soda aims to reduce its total scope 1 and 2 greenhouse gas emissions by almost 30% from 2021 to 480 million tonnes a year by 2028.