BUZZ-Lafarge sinks as Holcim confirms revision of merger terms

** Merger between cement makers Lafarge (Paris: FR0000120537 - news) & Holcim set to be renegotiated in favour of Holcim (Other OTC: HCMLF - news)

** Merger negotiated on equal footing but diverging results, share prices & fluctuations in the euro & Swiss franc have led Holcim to seek a revision of the terms

** The merger "can no longer be pursued in its present form", Holcim says

** Lafarge retreats further from multi-mth highs hit end-Feb, down 4.2 pct & on course for its biggest one-day drop since late July; Holcim, down 1.5 pct, pulls back from a 7.5-mth high hit on Fri

** CRH (NYSE: CRH - news) , whose acquisition of cement assets from Holcim/Lafarge (conditional on Holcim/Lafarge merger completion) has been welcomed by the market, down 2.7 pct, shaving its gain this yr to 13.9 pct

** Second-most actively traded stock on FTSEurofirst 300 , with almost 3/4 of 90-day daily avg volume having gone through

** Anglo American (LSE: AAL.L - news) trades flat, underperforming a 0.6 pct rise on the Stoxx 600 Basic Resources index ; sale of its stake in a cement venture to its partner Lafarge is contingent on success of Lafarge/Holcim merger (RM (LSE: RM.L - news) : tricia.wright1.thomsonreuters.com@reuters.net)