NEW YORK ( TheStreet) -- Solitario Exploration & Royalty (XPL), Mines Management (MGN) and Silver Wheaton (SLW - Get Report) topped the gainers' list last week; Teck Resources (TCK - Get Report), Southern Copper (SCCO - Get Report) and Rio Tinto (RIO) were in the losers' list.Solitario Exploration & Royalty was the top advancer last week, gaining around 26.1%. On February 17, the stock saw unusual market activity with increased trading volume.
Metals and Mining: Winners and Losers
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