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 HATURAL OR CULTURED PEARLS, PRECIOUS OR SEMI-PRECIOUS STONES, PRECIOUSMETALS, METALS CLAD WITH PRECIOUS METAL, AND ARTICLES THEREOF; IMITATIONLEWELLERY; COIN 71 06 SILVER (INCLUDING SILVER PLATED WITH GOLD OR PLATINUM), UNWROUGHT OR IN 71 06 91 UNWROUGHT SILVER Commodity Code Description 71 06 91 00 UNWROUGHT SILVER