| ⓘAcanthite Formula:Ag2S Localities: Reported from at least 6 localities in this region. |
| ⓘAlbite Formula:Na(AlSi3O8) |
| ⓘAlbite var. Andesine Formula:(Na,Ca)[Al(Si,Al)Si2O8] |
| ⓘAnglesite Formula:PbSO4 Localities:Black Hawk Mine, Twin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USATwin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USA |
| ⓘAnkerite Formula:Ca(Fe2+,Mg)(CO3)2 Localities:Twin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USAAlhambra Mine, Twin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USA |
| ⓘAnnabergite Formula:Ni3(AsO4)2 · 8H2O Localities:Granada prospect, Twin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USABlack Hawk Mine, Twin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USATwin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USAAlhambra Mine, Twin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USA |
| ⓘAurichalcite Formula:(Zn,Cu)5(CO3)2(OH)6 Localities:Black Hawk Mine, Twin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USATwin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USARose Mine, Twin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USA |
| ⓘAzurite Formula:Cu3(CO3)2(OH)2 |
| ⓘBaryte Formula:BaSO4 Localities:Black Hawk Mine, Twin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USATwin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USA |
| ⓘ'Biotite' Formula:K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
| ⓘBismuthinite Formula:Bi2S3 Localities:Granada prospect, Twin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USATwin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USA |
| ⓘBismutite Formula:(BiO)2CO3 Localities:Granada prospect, Twin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USATwin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USA |
| ⓘBornite Formula:Cu5FeS4 |
| ⓘCalcite Formula:CaCO3 Localities:Alhambra Mine, Twin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USABlack Hawk Mine, Twin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USARose Mine, Twin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USATwin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USA |
| ⓘChalcopyrite Formula:CuFeS2 Localities:Alhambra Mine, Twin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USABlack Hawk Mine, Twin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USATwin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USARose Mine, Twin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USA |
| ⓘChamosite Formula:(Fe2+,Mg,Al,Fe3+)6(Si,Al)4O10(OH,O)8 Localities:Black Hawk Mine, Twin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USATwin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USA |
| ⓘChlorargyrite Formula:AgCl Localities:Black Hawk Mine, Twin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USARose Mine, Twin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USATwin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USA |
| ⓘCovellite Formula:CuS Localities:Black Hawk Mine, Twin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USATwin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USA |
| ⓘCubanite Formula:CuFe2S3 Localities:Black Hawk Mine, Twin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USATwin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USA |
| ⓘDigenite Formula:Cu9S5 |
| ⓘDolomite Formula:CaMg(CO3)2 Localities:Alhambra Mine, Twin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USARose Mine, Twin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USABlack Hawk Mine, Twin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USATwin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USA |
| ⓘErythrite Formula:Co3(AsO4)2 · 8H2O Localities:Alhambra Mine, Twin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USATwin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USA |
| ⓘGalena Formula:PbS Localities:Alhambra Mine, Twin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USABlack Hawk Mine, Twin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USATwin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USA |
| ⓘGersdorffite Formula:NiAsS Localities:Rose Mine, Twin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USATwin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USAAlhambra Mine, Twin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USABlack Hawk Mine, Twin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USA |
| ⓘGoethite Formula:Fe3+O(OH) |
| ⓘGypsum Formula:CaSO4 · 2H2O Localities:Black Hawk Mine, Twin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USATwin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USA |
| ⓘHalloysite Formula:Al2(Si2O5)(OH)4 |
| ⓘHematite Formula:Fe2O3 Localities:Black Hawk Mine, Twin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USATwin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USA |
| ⓘJalpaite Formula:Ag3CuS2 |
| ⓘKaolinite Formula:Al2(Si2O5)(OH)4 Localities:Black Hawk Mine, Twin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USATwin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USA |
| ⓘLeucophosphite Formula:KFe3+2(PO4)2(OH) · 2H2O |
| ⓘManganite Formula:Mn3+O(OH) |
| ⓘMarcasite Formula:FeS2 Localities:Black Hawk Mine, Twin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USATwin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USA |
| ⓘMckinstryite Formula:Ag5-xCu3+xS4 Localities:Black Hawk Mine, Twin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USATwin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USA |
| ⓘMillerite Formula:NiS Localities:Alhambra Mine, Twin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USABlack Hawk Mine, Twin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USATwin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USA |
| ⓘMolybdenite Formula:MoS2 |
| ⓘNative Gold Formula:Au |
| ⓘNative Silver Formula:Ag |
| ⓘNickeline Formula:NiAs Localities:Rose Mine, Twin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USATwin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USABlack Hawk Mine, Twin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USAAlhambra Mine, Twin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USA |
| ⓘNickelskutterudite Formula:NiAs3 Localities:Alhambra Mine, Twin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USARose Mine, Twin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USATwin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USA |
| ⓘNimite Formula:(Ni,Mg,Al)6((Si,Al)4O10)(OH)8 |
| ⓘOrthoclase Formula:K(AlSi3O8) |
| ⓘPearceite Formula:[Ag6As2S7][Ag9CuS4] Localities:Black Hawk Mine, Twin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USATwin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USA |
| ⓘPolybasite Formula:[Ag6Sb2S7][Ag9CuS4] Localities:Rose Mine, Twin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USATwin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USA |
| ⓘProustite Formula:Ag3AsS3 Localities:Black Hawk Mine, Twin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USARose Mine, Twin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USATwin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USA |
| ⓘPyrargyrite Formula:Ag3SbS3 Localities:Twin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USARose Mine, Twin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USA ?(more information) |
| ⓘPyrite Formula:FeS2 Localities:Black Hawk Mine, Twin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USATwin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USA |
| ⓘPyrostilpnite Formula:Ag3SbS3 Localities:Twin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USARose Mine, Twin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USA ?(more information) |
| ⓘPyrrhotite Formula:Fe1-xS |
| ⓘQuartz Formula:SiO2 Localities:Alhambra Mine, Twin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USARose Mine, Twin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USABlack Hawk Mine, Twin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USATwin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USA |
| ⓘQuartz var. Amethyst Formula:SiO2 Localities:Black Hawk Mine, Twin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USATwin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USA |
| ⓘRammelsbergite Formula:NiAs2 Localities:Rose Mine, Twin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USATwin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USABlack Hawk Mine, Twin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USA |
| ⓘRhodochrosite Formula:MnCO3 Localities:Twin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USARose Mine, Twin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USA ?(more information) |
| ⓘSafflorite Formula:(Co,Ni,Fe)As2 Localities:Black Hawk Mine, Twin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USATwin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USA |
| ⓘSiderite Formula:FeCO3 Localities:Alhambra Mine, Twin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USABlack Hawk Mine, Twin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USARose Mine, Twin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USATwin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USA |
| ⓘSiegenite Formula:CoNi2S4 Localities:Alhambra Mine, Twin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USABlack Hawk Mine, Twin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USATwin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USA |
| ⓘSkutterudite Formula:CoAs3 Localities:Alhambra Mine, Twin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USARose Mine, Twin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USATwin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USABlack Hawk Mine, Twin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USA |
| ⓘSphalerite Formula:ZnS Localities:Alhambra Mine, Twin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USABlack Hawk Mine, Twin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USATwin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USA |
| ⓘStannite Formula:Cu2FeSnS4 Localities:Black Hawk Mine, Twin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USATwin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USA |
| ⓘStromeyerite Formula:AgCuS Localities:Black Hawk Mine, Twin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USATwin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USA |
| ⓘ'Tennantite Subgroup' Formula:Cu6(Cu4C2+2)As4S12S Localities:Black Hawk Mine, Twin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USATwin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USA |
| ⓘ'Tetrahedrite Subgroup' Formula:Cu6(Cu4C2+2)Sb4S12S |
| ⓘUraninite Formula:UO2 Localities:Alhambra Mine, Twin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USARose Mine, Twin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USATwin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USAGranada prospect, Twin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USABlack Hawk Mine, Twin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USA |
| ⓘUraninite var. Pitchblende Formula:UO2 Localities:Rose Mine, Twin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USAAlhambra Mine, Twin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USAGranada prospect, Twin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USA |
| ⓘZircon Formula:Zr(SiO4) |