14000000-1	Mining, basic metals and related products.
14200000-3	Sand and clay.
14210000-6	Gravel, sand, crushed stone and aggregates.
14211000-3	Sand.
14211100-4	Natural sand.
14212000-0	Granules, chippings, stone powder, pebbles, gravel, broken and crushed stone, stone mixtures, sand-gravel mixtures and other aggregates.
14212100-1	Pebbles and gravel.
14212110-4	Pebbles.
14212120-7	Gravel.
14212200-2	Aggregates.
14212210-5	Sand-gravel mix.
14212300-3	Broken and crushed stone.
14212310-6	Ballast.
14212320-9	Crushed granite.
14212330-2	Crushed basalt.
14212400-4	Soil.
14212410-7	Topsoil.
14212420-0	Subsoil.
14212430-3	Stone chippings.
14213000-7	Macadam, tarmac and tar sands.
14213100-8	Macadam.
14213200-9	Tarmac.
14213300-0	Tar sands.
14220000-9	Clay and kaolin.
14221000-6	Clay.
14222000-3	Kaolin.
14300000-4	Chemical and fertiliser minerals.
14310000-7	Fertiliser minerals.
14311000-4	Natural calcium, aluminium calcium phosphate and crude natural potassium salts.
14311100-5	Natural calcium.
14311200-6	Aluminium calcium phosphates.
14311300-7	Crude natural potassium salts.
14312000-1	Iron pyrites.
14312100-2	Unroasted iron pyrites.
14320000-0	Chemical minerals.
14400000-5	Salt and pure sodium chloride.
14410000-8	Rock salt.
14420000-1	Sea salt.
14430000-4	Evaporated salt and pure sodium chloride.
14450000-0	Salt in brine.
14500000-6	Related mining and quarrying products.
14520000-2	Precious and semi-precious stones; pumice stone; emery; natural abrasives; other minerals and precious metals.
14521000-9	Precious and semi-precious stones.
14521100-0	Precious stones.
14521140-2	Dust or powder of precious stones.
14521200-1	Semi-precious stones.
14521210-4	Dust or powder of semi-precious stones.
14522000-6	Industrial diamonds; pumice stone; emery and other natural abrasives.
14522100-7	Pumice stone.
14522200-8	Industrial diamonds.
14522300-9	Emery.
14522400-0	Natural abrasives.
14523000-3	Related minerals, precious metals and associated products.
14523100-4	Minerals.
14523200-5	Gold.
14523300-6	Silver.
14523400-7	Platinum.
14600000-7	Metal ores and alloys.
14610000-0	Metal ores.
14611000-7	Iron ores.
14612000-4	Non-ferrous metal ores.
14612100-5	Copper ores.
14612200-6	Nickel ores.
14612300-7	Aluminium ores.
14612400-8	Precious-metal ores.
14612500-9	Lead ores.
14612600-0	Zinc ores.
14612700-1	Tin ores.
14613000-1	Uranium and thorium ores.
14613100-2	Uranium ores.
14613200-3	Thorium ores.
14614000-8	Miscellaneous ores.
14620000-3	Alloys.
14621000-0	Ferro-alloys.
14621100-1	Non-ECSC ferro-alloys.
14621110-4	Ferro-manganese.
14621120-7	Ferro-chromium.
14621130-0	Ferro-nickel.
14622000-7	Steel.
14630000-6	Slag, dross, ferrous waste and scrap.
14700000-8	Basic metals.
14710000-1	Iron, lead, zinc, tin and copper.
14711000-8	Iron.
14711100-9	Pig iron.
14712000-5	Lead.
14713000-2	Zinc.
14714000-9	Tin.
14715000-6	Copper.
14720000-4	Aluminium, nickel, scandium, titanium and vanadium.
14721000-1	Aluminium.
14721100-2	Aluminium oxide.
14722000-8	Nickel.
14723000-5	Scandium.
14724000-2	Titanium.
14725000-9	Vanadium.
14730000-7	Chromium, manganese, cobalt, yttrium and zirconium.
14731000-4	Chromium.
14732000-1	Manganese.
14733000-8	Cobalt.
14734000-5	Yttrium.
14735000-2	Zirconium.
14740000-0	Molybdenum, technetium, ruthenium and rhodium.
14741000-7	Molybdenum.
14742000-4	Technetium.
14743000-1	Ruthenium.
14744000-8	Rhodium.
14750000-3	Cadmium, lutetium, hafnium, tantalum and tungsten.
14751000-0	Cadmium.
14752000-7	Lutetium.
14753000-4	Hafnium.
14754000-1	Tantalum.
14755000-8	Tungsten.
14760000-6	Iridium, gallium, indium, thallium and barium.
14761000-3	Iridium.
14762000-0	Gallium.
14763000-7	Indium.
14764000-4	Thallium.
14765000-1	Barium.
14770000-9	Caesium, strontium, rubidium and calcium.
14771000-6	Caesium.
14772000-3	Strontium.
14773000-0	Rubidium.
14774000-7	Calcium.
14780000-2	Potassium, magnesium, sodium and lithium.
14781000-9	Potassium.
14782000-6	Magnesium.
14783000-3	Sodium.
14784000-0	Lithium.
14790000-5	Niobium, osmium, rhenium and palladium.
14791000-2	Niobium.
14792000-9	Osmium.
14793000-6	Rhenium.
14794000-3	Palladium.
14800000-9	Miscellaneous non-metallic mineral products.
14810000-2	Abrasive products.
14811000-9	Millstones, grindstones and grinding wheels.
14811100-0	Millstones.
14811200-1	Grindstones.
14811300-2	Grinding wheels.
14812000-6	Abrasive powder or grain.
14813000-3	Artificial corundum.
14814000-0	Artificial graphite.
14900000-0	Recovered secondary raw materials.
14910000-3	Recovered secondary metal raw materials.
14920000-6	Recovered secondary non-metal raw materials.

Common public Procurement Vocabulary by publisys.eu