StockMarketWire.com - The FTSE 100 managed to claw back earlier losses throughout the day but remained stubbornly in the red as miners continued to weigh on performance.

Investors were worried about a potential slowdown in global growth following disappointing Chinese manufacturing data, prompting heavy declines in the mining sector.

Glencore, Antofagasta and BHP all fell by over 4.1% each, contributing to the FTSE 100's decline of 0.8% at 6,673 at around midday.

Brent crude oil was down 0.8% at $53.36 per barrel.

MID AND LARGE CAP RISERS AND FALLERS

Gambling company Playtech agreed to pay €28m in additional tax to Israeli tax authorities for 2008 to 2017. The shares rose 2.5% to 394.5p.

Hammerson revealed its annual results are set to meet expectations and its share buyback programme would be halted ahead of the announcement in February. Shares in the shopping centre owner reversed 3.1% to 319.2p.

British power generation company Drax, down 0.5% at 357p, completed the acquisition of Scottish Power's portfolio of pumped storage, hydro and gas-fired generation assets from Iberdrola.

Weakness in the oil price weighed on Premier Oil, which slipped 7.2% to 61.7p.

SMALL CAP RISERS AND FALLERS

Oil and gas exploration firm Ophir Energy surged 31.5% to 46.9p on confirmation it is in discussions with Medco Energi Global over a potential takeover of Ophir.

There was also good news from Energean Oil & Gas following a gas supply deal which could deliver up to $900m in sales, helping the shares climb 5% to 660p.

Spectra Systems rallied 13.1% to 119.3p after receiving its first production order for the company's patented materials-based smartphone authentication product TruBrand.

Faroe Petroleum reiterated DNO's takeover bid was 'opportunistic' following the release of an independent valuation of its assets. Shares in Faroe slid 2.7% to 143p.


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