Mining stocks were performing well on Thursday as share prices recovered after a sell-off earlier in the week. Global diversified miner Vedanta Resources was a high riser as analysts at both AlphaValue and RBC Capital Markets upgraded their ratings for the stock. Other metal producers including Anglo American, Fresnillo and Glencore Xstrata were also making gains.Travel operator TUI Travel was in demand today after Numis reiterated its 'add' rating, saying that "the trading outlook for summer 2014 is increasingly positive".Canaccord Genuity gave engineering and project management group AMEC a lift after it raised its stance from 'hold' to 'buy', saying that the company could benefit from the improving outlook for the UK nuclear market.Supermarket stocks were under pressure today on the back of Tesco's disappointing third-quarter results yesterday, which showed that its like-for-like sales performance in the UK had deteriorated. Analysts at Panmure Gordon downgraded Tesco today from 'buy' to 'hold', saying that the company's continued market share loss and strong growth online "must [...] inevitably put pressure on core store profits".Rival grocers Morrison and Sainsbury were also down today, along with High Street retailers Next and Marks & Spencer.FTSE 100 - RisersVedanta Resources (VED) 866.00p +2.36%Experian (EXPN) 1,098.00p +1.95%TUI Travel (TT.) 375.10p +1.85%RSA Insurance Group (RSA) 103.30p +1.47%Anglo American (AAL) 1,327.50p +1.22%Meggitt (MGGT) 485.80p +1.15%Burberry Group (BRBY) 1,494.00p +1.15%Mondi (MNDI) 952.00p +1.12%Fresnillo (FRES) 746.50p +0.95%Lloyds Banking Group (LLOY) 77.41p +0.85%FTSE 100 - FallersTesco (TSCO) 333.55p -1.90%Morrison (Wm) Supermarkets (MRW) 255.90p -1.84%Babcock International Group (BAB) 1,268.00p -1.55%Standard Chartered (STAN) 1,319.00p -1.46%Carnival (CCL) 2,141.00p -1.38%Next (NXT) 5,470.00p -1.35%Wolseley (WOS) 3,129.00p -1.11%William Hill (WMH) 382.50p -1.11%Marks & Spencer Group (MKS) 470.10p -1.07%Petrofac Ltd. (PFC) 1,186.00p -0.84%BC