Israeli billionaire Beny Steinmetz rejects Swiss corruption charges against him in connection with winning mining contracts in Guinea and will appear in court to fight them, his Geneva lawyer told Reuters on Tuesday. Geneva prosecutors’ indictment of the diamond trader and two others this week revives a headache that appeared to have eased this year when Beny Steinmetz Group Resources (BSGR) walked away from a giant iron ore project in the West African nation.