London copper prices edged down on Tuesday, extending a sharp drop from the previous session after economic growth in top metals consumer China slowed to its weakest in 28 years. FUNDAMENTALS • LME COPPER: Three-month copper on the London Metal Exchange was down 0.2 percent at $5,971 a tonne by 0207 GMT, after ending down 1.2 percent in the previous session. • SHFE COPPER: The most-traded March copper contract on the Shanghai Futures Exchange fell by 0.8 percent to 47,590 yuan ($7,003.58) a tonne, snapping four straight days of gains. • COPPER: The global world refined copper market showed a 15,000-tonne deficit in ... (full story)