(Kitco News) –Gold and silver costs are strongly down in early-evening U.S. exchanging Thursday, on substantial benefit taking by the transient prospects dealers following late great additions. In fact, the two markets are seeing drawback specialized amendments, which are not surprising. Gold costs hit a 10-month high on Wednesday and silver fates shut at a seven-month high close. April gold prospects were last down $17.30 an ounce at $1,330.70. Walk Comex silver was last down .