BUZZ-Resource stocks rally on firmer oil and gold prices
** Unrest in Yemen lifts oil companies with safe haven gold stocks also rallying
** Brent crude up 6 pct overnight as Saudi Arabia begins air strikes in the country, leading to concern over Middle East oil shipments
** Saudi also considering ground offensive, source tells Reuters
** Top 28 stocks on the Stoxx 600 oils or precious metal miners
** Seadrill Afren PGS and Petrofac all up more than 4 pct
** Gold miners Fresnillo (Other OTC: FNLPF - news) and Randgold both among top risers on the index on higher spot prices
** Stoxx 600 Oil and Gas and Basic Resources sectors only two positives in a risk-off market, up 1.3 and 0.2 pct respectively
(RM (LSE: RM.L - news) : alasdair.pal.thomsonreuters.com@reuters.net)