** Shares of Australia's Bougainville Copper BOC.AX drop as much as 8.4% to A$0.76, its lowest level since January 6
** Stock suffers biggest intraday pct drop in a week
** Precious metals miner says it has decided to terminate any strategic partnership process for its Panguna mine, a copper-gold mine in Papua New Guinea
** On 30 January, BOC rejected a partnership with Chinese miner CMOC Group 603993.SS, preferring Indian iron ore miner Lloyd Metals & Energy
** BOC up 9.6% YTD, including session's moves
(Reporting by Aamir Sheik Khalid in Bengaluru)
((Aamir.SheikKhalid@thomsonreuters.com))