News that European Union finance ministers were to hold back on bailout payments to Greece failed to make a significant mark on the FTSE 100 index.
Payments to Greece will be delayed until European authorities are satisfied that at deal with private debt holders have been satisfied.
International Power was the biggest riser in early trading, as it increased by 1.7% to 355.9p (at 0800 GMT).
Engineer IMI increased by 1.4% to 984p as Cairn Energy climbed 1.1% to 342.4p.
Another engineering company Meggitt saw its share price rise by 1% to 399.3p, while Royal Bank of Scotland Group increased by 0.8% to 27.96p. (article continues below)
The biggest faller was insurer Admiral, which dropped 1.2% to 1,083p (at 0804 GMT). It was joined at the bottom by building materials company CRH, which fell 1% to 1,350p.
Testing company Intertek and cruise operator Carnival both dropped by 0.9% to 2,328p and 1,903p, respectively, while miner Rio Tinto slipped 0.6% to 3,572p.