** Shares of Australian copper miners hit multi-month peaks to become among the top gainers on the broader benchmark, which is down 0.3%
** Copper prices were set to close at an all-time high as worries about supply shortages outweighed concerns about lower demand due to the stalemate in the Iran war MET/L
** Canada-based miner Capstone Copper's ASX-listed shares CSC.AX rise as much as 3.8% to A$13.51, extending gains for the second consecutive session
** Sandfire Resources SFR.AX advances 3.2% to A$19.13, on track for five consecutive sessions of gains
** Both stocks hit their highest point since early March
(Reporting by Nikita Maria Jino in Bengaluru)
((Nikita.Jino@thomsonreuters.com;))