Alacránite
Arsenic sulfide mineral. Polymorph of realgar, contains more arsenic....
Unit: kg
Aliettite
Calcium magnesium aluminum silicate hydrate. Smectite/chlorite interstratified mineral....
Unit: kg
Andradite
Calcium iron garnet. Varieties include demantoid (gem-quality) and melanite (black)....
Unit: kg
Antimony
Native antimony. Elemental antimony occurring naturally, though rare....
Unit: kg
Aphthitalite
Potassium sodium sulfate. Also known as glaserite, forms in volcanic fumaroles and evaporites....
Unit: kg
Arfvedsonite
Sodium iron silicate hydroxide amphibole. Common in alkaline igneous rocks....
Unit: kg
Aristarainite
Sodium magnesium sulfate hydrate. Hydrated sulfate mineral from evaporite deposits....
Unit: kg
Arsenolamprite
Native arsenic with orthorhombic crystal structure. Dimorph of ordinary arsenic....
Unit: kg
Artinite
Magnesium carbonate hydroxide hydrate. White, fibrous secondary mineral....
Unit: kg
Actinolite
Amphibole group silicate mineral. Common in metamorphic rocks, asbestiform variety exists....
Unit: ton
Alamosite
Lead silicate mineral. Forms in oxidized lead deposits....
Unit: kg
Allanpringite
Iron sulfate hydroxide hydrate. Forms as a secondary mineral in oxidized iron deposits....
Unit: kg