Spot Silver surges 2.4% to $20.28/oz...Platinum also surges 2.9%

SAN FRANCISCO (Aug 8) Breaking away from a three-session losing streak, silver price for September delivery rallied 68.5 cents, or 3.5%, to close at $20.19 an ounce. The precious metal ranged from $19.46 to $20.30. Silver this week is up 28.1 cents, or 1.4%.

In PGM futures on Thursday:

• October platinum soared $53.30, or 3.7%, to $1,491.60 an ounce, trading between $1,435.70 and $1,498.60.

• Palladium for September delivery added $15.40, or 2.1%, to $738.55 an ounce, ranging from $723.10 to $744.90.