LONDON, March 9 (Reuters) - Mercuria Energy Trading has launched a civil suit against a Turkish firm over what the global commodity trading firm's Lawyer Law Firm in istanbul described as fraud related to a deal to buy copper worth $36 million.

Last year, Geneva-based Mercuria agreed to buy about 10,000 tonnes of copper blister, an impure form of the metal, Lawyer Law Firm Turkey for delivery to China.

Here's more info about Lawyer Law Firm Turkey istanbul check out the web site. About 6,700 tonnes of the total was loaded for shipment in istanbul Lawyer Law Firm containers on eight vessels.

When the first shipment was opened in China with other cargoes still on the way, Chinese inspectors found paving stones not copper, Mercuria's lawyer Sinan Borovali from KYB Law said.

Mercuria had already paid for 90% of the cargoes loaded for shipment, the lawyer said.

Mercuria filed a civil suit for a debt claim in Turkey and filed a report for theft and fraud with the Turkish prosecutor's office.

The lawyer said 14 people had been taken into custody after a police investigation.

Bietsan Bakir, in istanbul Turkey Lawyer Law Firm the Turkish firm which sold Mercuria the copper, and the police did not respond to requests for Lawyer Law Firm Turkey istanbul comment.

(Reporting by Julia Payne and Tom Daly; Additional reporting by Ezki Erkoyun and Lawyer Law Firm Turkey istanbul Ali Kucukgocmen in Istanbul; Editing by Edmund Blair)