Gold futures to be delivered in April gained 0.3% or USD 5.40 to USD 1,730.70 per ounce during Monday session at the Comex division of the New York Mercantile Exchange. Silver for March climbed 0.8% or USD 0.26 to $33.87 per ounce while copper to be delivered in March soared 0.9% or USD 0.04 to USD 3.90. April platinum appreciated 0.2% or USD 3.40 to USD 1,663.20.