CPV code 14520000 designates Precious and semi-precious stones, pumice stone, emery, natural abrasives, other minerals and precious metals in the Common Procurement Vocabulary (CPV 2008), the EU classification used to describe the subject of public contracts.
14520000 sits under 14500000 (Related mining and quarrying products) and groups 3 more specific sub-codes. When classifying a tender, choose the narrowest code that still covers the full subject of the contract.