Gold fell 1% on Tuesday as thin trading persisted across major Asian markets due to the Lunar New Year holidays, while a firmer dollar also pressured prices. Spot gold dropped 0.9% to $4,947.98 per ounce by 0110 GMT, after losing 1% earlier in the session. US gold futures for April delivery lost 1.6% to $4,966.80 per ounce. The US dollar index rose 0.2% against a basket of currencies, mak