India, Feb. 2 -- The dollar clung to its gains on Monday while collapsing prices of precious metals rattled financial markets, with investors weighing what a Federal Reserve under Kevin Warsh might look like. Moves in currencies were fairly insulated from a broader market rout triggered by a plunge in gold and silver which spilled over into equity markets, as investors were left selling positions in profitable trades to meet margin calls. The yen was also back on traders' radars, after Japanese Prime Minister Sanae Takaichi over the weekend talked up the benefits of a weaker yen in a campaign speech, in a tone at odds with her finance ministry which has worked to stem the currency's declines. The dollar held steady in Asia after a rally o...