Within code 7106 91 100 0: Unworked gold or silver (only refined gold or silver in the form of ingots, plates, powder and granules, and gold used for coinage); 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). Within code 7106: Unworked precious metals (only unique and non-refinable nuggets).