BANJA LUKA (Bosnia and Herzegovina), March 14 (SeeNews) – Bosnian coal mining and energy complex RiTE Gacko [BANJ:RITE-R-A] said on Thursday it turned to a net loss of 4.9 million marka ($3.2 million/2.5 million euro) in 2012 from a net profit of 1.6 million marka a year earlier.