The FTSE 100 spent most of the day losing the gains it made at the market open.
The share index closed up just 0.18% to on Thursday to 6,072.47, after shooting up to 6,150 at the morning start.
Glencore shares gained more than 5% at the market open, but then quickly fell back to end the day down 0.68%.
European markets had a pretty shocking day overall. Germany’s Dax fell 1.79% while France’s CAC40 was down 0.76%. The Euro Stoxx 50, an index of the region’s biggest companies, was down 1.09% at the time of writing.
Shares in Volkswagen dived 1.53%.
Here’s what the Euro Stoxx 50 looks like on Thursday, a similar pattern to the FTSE: