Section 14 Natural or cultured pearls, precious or semi-precious stones, precious metals, metals clad with precious metal and articles thereof; imitation jewellery; coin 71 Natural or cultured pearls, precious or semi-precious stones, precious metals, metals clad with precious metal and articles thereof; imitation jewellery; coin 71 06 Silver, unwrought or in semi-manufactured forms, or in powder form Commodity Code Description 71 06 10 Powder 71 06 91 Unwrought 71 06 92 Semi-manufactured