** U.S.-listed shares of silver miners fall in premarket trading, tracking lower prices of the white metal

** Spot silver XAG= down 4.5% at $32.33/ounce, its lowest since March 11

** U.S. President Donald Trump introduced a 10% baseline tariff on imports, with semiconductors and solar panels falling in that category, where silver is used extensively GOL/

** Hecla Mining HL.N and Coeur Mining CDE.N down 5.5% and 6.6%, respectively

** Canadian miners Endeavour Silver EDR.TO, Fortuna Mining FVI.TO and Silvercorp Metals SVM.TO fall between 5.1% and 7.4%

(Reporting by Seher Dareen in Bengaluru)

((Seher.Dareen@thomsonreuters.com;))