April 27 (Reuters) - ERAMET SA ERMT.PA :
* AS PART OF OFFER, ERAMET ACQUIRED RELEVANT INTEREST IN 13.3% OF MDL SHARES FROM KEY INSTITUTIONAL SHAREHOLDERS OF MDL
* PROPOSES TO MAKE AN OFF-MARKET TAKEOVER OFFER TO ACQUIRE ALL OF ISSUED SHARES IN MINERAL DEPOSITS LIMITED
* DEAL FOR A$291 MILLION