Koza Altin and subsidiaries fall after shelving merger plans

** Shares in Turkish gold mine operator Koza Altin KOZAL slide more than 7%

** Its listed mining subsidiary Koza Madencilik KOZAA and energy developing subsidiary Ipek Dogal Enerji IPEKE lose around 10% each

** Koza Altin said on Friday evening that it had shelved merger plans with its subsidiaries after consultations

** Brokerage Oyak Yatirim says in a note it expects the decision to reflect negatively on the companies