Mining Chemicals
These dissolve valuable metals from crushed rock.

Chemicals Used for Ore Extraction (Leaching)

Sodium Cyanide (NaCN) – Gold and silver extraction
Potassium Cyanide (KCN) – Gold extraction
Sulphuric Acid (H₂SO₄) – Copper, uranium leaching
Hydrochloric Acid (HCl) – Base metal processing
Nitric Acid (HNO₃) – Refining
Ammonium Thiosulphate – Alternative gold leaching agent
Chlorine / Chlorination agents – Gold processing
Collectors (attach to valuable minerals)

Flotation Chemicals

Xanthates (e.g. Potassium Amyl Xanthate)
Potassium Cyanide (KCN) – Gold extraction
Dithiophosphates
Thiocarbamates
Frothers (create bubbles)

Flotation Chemicals

Methyl Isobutyl Carbinol (MIBC)
Pine Oil
Polyglycol Ethers
Depressants (prevent unwanted minerals from floating)

Flotation Chemicals

Sodium Cyanide
Zinc Sulphate
Sodium Metabisulphite
M3
Activators

Flotation Chemicals

Copper Sulphate
Used to control acidity during processing.

pH Control & Neutralisation

Lime (Calcium Oxide / Calcium Hydroxide)
Sodium Carbonate (Soda Ash)
Caustic Soda (Sodium Hydroxide)
Used to treat contaminated water from mines.

Water Treatment Chemicals

Ferric Chloride
Aluminium Sulphate
Activated Carbon
Flocculants (Polyacrylamides)

Uranium Mining Specific Chemicals

Sulphuric Acid
Hydrogen Peroxide
Sodium Chlorate
Ion Exchange Resins

Refining & Smelting Chemicals

Fluxes (Limestone, Silica)
Borax
Coke (Carbon source)
Oxygen
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