Gold prices flat - UPI.com 14 (UPI) -- Gold prices were virtually unchanged Friday on the Comex division of the New York Mercantile Exchange, taking a breather from Thursday's runup. Gold closed up 90 cents at $1,773 per troy ounce. Silver settled at $34.603, off 11.3 cents. The dollar rose against the yen, euro, British pound, Swiss franc and Mexico peso but fell against the Canadian dollar. The dollar traded at 78.38 yen, compared to 77.49 yen Thursday; the euro traded at $1.3128 compared to $1.2988 Thursday; the pound traded at $1.6219 compared to $1.6155 Thursday; the Swiss franc traded at 92.73 cents, compared 93.53 Thursday; the Canadian dollar traded at 97.21 cents compared to 96.84 cents Thursday. The Australian dollar rose to $1.0549 from $1.0546 Thursday. The dollar index was off 0.54 percent to 78.84.