Silver contracts for July delivery rose Rs 42, or 0.06 percent, to Rs 69,691 per kg in 8,985 lots on the Multi Commodity Exchange, while gold contracts for June delivery rose Rs 34, or 0.07 percent, to Rs 46,905 per 10 gram in 10,437 lots. Aluminium contracts for May delivery rose 95 paise, or 0.49 percent, to Rs 196.05 per kg in a business turnover of 1,785 lots, while zinc contracts for May delivery rose Rs 1.45, or 0.62 percent, to Rs 236.30 per kg in a business turnover of 2,593 lots. In a company turnover of 1,945 lots, nickel contracts for Can delivery gained Rs 16, or 1.21 percent, to Rs 1,333.90 per kg. Copper contracts for delivery in May traded higher by Rs 2.60, or 0.34 per cent, at Rs 765.25 per kg in a business turnover of 4,458 lots.