Mining shares help FTSE 100 to a 0.5% gain
Mining stocks led a rise for the FTSE 100, with Fresnillo, Anglo American and Rio Tinto among the four main gainers.
The miners closed between 2.4% and 2.9% up, helping the FTSE finish 0.5% higher at 7,321.8 points.
Morrison and Sainsbury fell 2.8% and 2.4% respectively after research from Kantar suggested more pricing pressures were facing supermarkets.
Old Mutual, whose shares have fallen in wake of political turmoil in South Africa, regained their poise.
The South Africa-focused insurer, whose shares fell in early trading, ended 0.10% higher.
Outside the top flight, Imagination Technologies, jumped 13%.
Shares in the computer chip maker had plunged 62% on Monday after the tech giant Apple said it would end a deal to use its products.