From code 7106 10 000 0:  Unworked gold or silver (only refined gold or silver in the form of ingots, plates, powder and granules, and gold used for coinage);  nuggets); unworked precious metals, including in powder form (except unique and non-refinable nuggets, refined precious metals in the form of ingots, plates, powder and granules). From code 7106: unworked precious metals (only unique and non-refinable