July 6 (Reuters) - Cuesta Coal Ltd CQC.AX :
* Cuesta signs bid implementation agreement CQC.AX
* Says entered into an agreement with its major shareholder, Longluck
Investment (Australia) Pty Ltd
* Deal for proposed cash consideration of $0.02485 per ordinary Cuesta share
* Source text for Eikon ID:nASX8bTTXX