| ā Acanthite Formula: Ag2S |
| ā Actinolite Formula: ◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2 |
| ā Adamite (TL) Formula: Zn2(AsO4)(OH) Type Locality: References: Palache, Charles; Berman, Harry; Frondel, Clifford (1951) The System of Mineralogy (7th ed.) Vol. 2 - Halides, Nitrates, Borates, Carbonates, Sulfates, Phosphates, Arsenates, Tungstates, Molybdates, Etc. John Wiley and Sons. |
| ā 'Andorite' Formula: AgPbSb3S6 |
| ā Arsenopyrite Formula: FeAsS |
| ā 'Asbestos' |
| ā 'Asbestos var. Mountain Leather' |
| ā 'Atlasite' Formula: near Cu15(CO3)6Cl2(OH)16 · H2O |
| ā Augite Formula: (CaxMgyFez)(Mgy1Fez1)Si2O6 |
| ā Baryte Formula: BaSO4 Localities: Locura mine, CopiapĆ³, CopiapĆ³ Province, Atacama, ChileMargarita 2 mine (Margarita Segunda mine), CopiapĆ³, CopiapĆ³ Province, Atacama, ChileConfianza mine, CopiapĆ³, CopiapĆ³ Province, Atacama, ChileFlor de MarĆa Mine, CopiapĆ³, CopiapĆ³ Province, Atacama, ChileHuanaca mine, CopiapĆ³, CopiapĆ³ Province, Atacama, Chile |
| ā 'Biotite' Formula: K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
| ā Bornite Formula: Cu5FeS4 |
| ā Bromargyrite Formula: AgBr Localities: Reported from at least 6 localities in this region. |
| ā Bromargyrite var. Iodian Bromargyrite Formula: AgBr |
| ā Bromargyrite var. Mercuroan Bromargyrite Formula: (Ag,Hg)Br |
| ā Brucite Formula: Mg(OH)2 |
| ā Calcite Formula: CaCO3 |
| ā Capgaronnite Formula: AgHgClS |
| ā Chalcocite Formula: Cu2S |
| ā Chalcopyrite Formula: CuFeS2 |
| ā 'ChaƱarcillite' Formula: Ag-As-Sb |
| ā Chlorargyrite Formula: AgCl |
| ā Chlorargyrite var. Bromine-bearing Chlorargyrite Formula: Ag(Cl,Br) Localities: Reported from at least 8 localities in this region. |
| ā 'Chlorite Group' |
| ā Chrysocolla Formula: Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1 |
| ā Cinnabar Formula: HgS |
| ā Conichalcite Formula: CaCu(AsO4)(OH) |
| ā Cuprite Formula: Cu2O |
| ā Diopside Formula: CaMgSi2O6 |
| ā Dolomite Formula: CaMg(CO3)2 |
| ā Domeykite Formula: Cu3As |
| ā Dyscrasite Formula: Ag3Sb |
| ā Epidote Formula: (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH) Localities: Reported from at least 6 localities in this region. |
| ā Fettelite Formula: [Ag6As2S7][Ag10HgAs2S8] Localities: Dolores 1 mine, CopiapĆ³, CopiapĆ³ Province, Atacama, ChileChaƱarcillo Mining District, CopiapĆ³, CopiapĆ³ Province, Atacama, ChileChacabuco mine, CopiapĆ³, CopiapĆ³ Province, Atacama, ChileSan Feliz mine, CopiapĆ³, CopiapĆ³ Province, Atacama, Chile |
| ā 'Freibergite Subgroup' Formula: (Ag6,[Ag6]4+)(Cu4 C2+2)Sb4S12S0-1 |
| ā Galena Formula: PbS Localities: Reported from at least 7 localities in this region. |
| ā 'Garnet Group' Formula: X3Z2(SiO4)3 Localities: Reported from at least 6 localities in this region. |
| ā Goethite Formula: Fe3+O(OH) |
| ā Gypsum Formula: CaSO4 · 2H2O |
| ā Hematite Formula: Fe2O3 |
| ā 'Hornblende Root Name Group' Formula: ◻Ca2(C2+4C3+)(AlSi7O22)W2 |
| ā Iodargyrite Formula: AgI |
ā 'Limonite'Localities: ChaƱarcillo Mining District, CopiapĆ³, CopiapĆ³ Province, Atacama, ChileColorada Mine, CopiapĆ³, CopiapĆ³ Province, Atacama, ChileDescubridora Mine, CopiapĆ³, CopiapĆ³ Province, Atacama, Chile |
| ā Malachite Formula: Cu2(CO3)(OH)2 |
| ā Miargyrite Formula: AgSbS2 |
| ā Moschellandsbergite Formula: Ag2Hg3 |
| ā Muscovite Formula: KAl2(AlSi3O10)(OH)2 |
| ā Native Arsenic Formula: As Localities: Manto de Ossa mine (Mantos Ossa mine), CopiapĆ³, CopiapĆ³ Province, Atacama, ChileReventĆ³n Colorada Mine, CopiapĆ³, CopiapĆ³ Province, Atacama, ChileFlor de MarĆa Mine, CopiapĆ³, CopiapĆ³ Province, Atacama, Chile |
| ā Native Copper Formula: Cu |
| ā Native Silver Formula: Ag |
| ā Orthoclase Formula: K(AlSi3O8) |
| ā Palygorskite Formula: ◻Al2Mg2◻2Si8O20(OH)2(H2O)4 · 4H2O |
| ā Pearceite Formula: [Ag6As2S7][Ag9CuS4] |
| ā 'Plagioclase' Formula: (Na,Ca)[(Si,Al)AlSi2]O8 |
| ā Polybasite Formula: [Ag6Sb2S7][Ag9CuS4] Localities: ChaƱarcillo Mining District, CopiapĆ³, CopiapĆ³ Province, Atacama, ChileDelirio Mine, CopiapĆ³, CopiapĆ³ Province, Atacama, ChileConstancia Mine, CopiapĆ³, CopiapĆ³ Province, Atacama, Chile |
| ā Proustite Formula: Ag3AsS3 Localities: ChaƱarcillo Mining District, CopiapĆ³, CopiapĆ³ Province, Atacama, ChileDolores 3 mine (Dolores Tercera mine), CopiapĆ³, CopiapĆ³ Province, Atacama, ChileDolores 1 mine, CopiapĆ³, CopiapĆ³ Province, Atacama, ChileRothschild mine (Rothschils mine), CopiapĆ³, CopiapĆ³ Province, Atacama, ChileBocona Mine, CopiapĆ³, CopiapĆ³ Province, Atacama, Chile |
| ā 'Proustite-Pyrargyrite Series' |
| ā Pyrargyrite Formula: Ag3SbS3 |
| ā Pyrite Formula: FeS2 Localities: Chacabuco mine, CopiapĆ³, CopiapĆ³ Province, Atacama, ChileLoreto Mine, CopiapĆ³, CopiapĆ³ Province, Atacama, ChileSan Francisquito Mine, CopiapĆ³, CopiapĆ³ Province, Atacama, Chile |
| ā Pyrolusite Formula: Mn4+O2 |
| ā Quartz Formula: SiO2 Localities: Colorada Mine, CopiapĆ³, CopiapĆ³ Province, Atacama, ChileChacabuco mine, CopiapĆ³, CopiapĆ³ Province, Atacama, ChileManto de Cobo Mine, CopiapĆ³, CopiapĆ³ Province, Atacama, Chile |
| ā 'Scapolite' |
| ā Siderite Formula: FeCO3 |
| ā Sphalerite Formula: ZnS Localities: Delirio Mine, CopiapĆ³, CopiapĆ³ Province, Atacama, ChileSan Blas Mine, CopiapĆ³, CopiapĆ³ Province, Atacama, ChileRothschild mine (Rothschils mine), CopiapĆ³, CopiapĆ³ Province, Atacama, ChileLoreto Mine, CopiapĆ³, CopiapĆ³ Province, Atacama, ChileConstancia Mine, CopiapĆ³, CopiapĆ³ Province, Atacama, Chile |
| ā Stephanite Formula: Ag5SbS4 |
| ā Stibnite Formula: Sb2S3 |
| ā Tocornalite Formula: (Ag,Hg)I (?) |
| ā 'Tourmaline' Formula: AD3G6(T6O18)(BO3)3X3Z |
| ā Wollastonite Formula: Ca3(Si3O9) |
| ā Xanthoconite Formula: Ag3AsS3 |
ChaƱarcillo Mining District, CopiapĆ³, CopiapĆ³ Province, Atacama, Chile