By Barbara Kollmeyer
MADRID (MarketWatch) -- Gold futures for April delivery GCJ2 -0.77% pushed lower in European trading hours on Thursday, tracking other commodities and stock market lower as the dollar gained. Gold fell $13.40 to $1,636.90 an ounce. The dollar index DXY +0.30% , which tracks the greenback against a basket of major rivals, rose to 79.844 versus 79.582 in late North American trading Tuesday. Commodity markets were under pressure after data showed Chinese manufacturing activity fell sharply in March.