LONDON: Europe's main stock markets slid at the start of trading on Friday following the Barcelona attacks and a sharp sell-off on Wall Street.

London's benchmark FTSE 100 index dropped 0.6 percent to 7,343.65 points compared with the close on Thursday.

In the eurozone, Frankfurt's DAX 30 shed 0.8 percent to 12,103.51 points and the Paris CAC 40 lost 0.8 percent to 5,103.47.

The Spanish IBEX 35 opened around 1.3 percent lower.