ⓘActinolite Formula:◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2 Localities:Fort George (192nd Street & Audubon Avenue), Washington Heights, Manhattan (New York County), New York City, New York, USA10th Avenue between 50th Street & 63rd Street, Manhattan (New York County), New York City, New York, USA130th Street & Convent Avenue, Manhattan (New York County), New York City, New York, USA |
ⓘAlbite Formula:Na(AlSi3O8) Localities:161st Street & Broadway, Manhattan (New York County), New York City, New York, USA185th Street & Harlem Speedway (Harlem River Drive), Manhattan (New York County), New York City, New York, USAFort George (192nd Street & Audubon Avenue), Washington Heights, Manhattan (New York County), New York City, New York, USA88th Street, Manhattan (New York County), New York City, New York, USA93rd Street & Riverside Drive, Manhattan (New York County), New York City, New York, USA |
ⓘAlbite var. Oligoclase Formula:(Na,Ca)[Al(Si,Al)Si2O8] Localities:Fort George (192nd Street & Audubon Avenue), Washington Heights, Manhattan (New York County), New York City, New York, USA88th Street, Manhattan (New York County), New York City, New York, USA93rd Street & Riverside Drive, Manhattan (New York County), New York City, New York, USA161st Street & Broadway, Manhattan (New York County), New York City, New York, USA |
ⓘAlmandine Formula:Fe2+3Al2(SiO4)3 Localities: Reported from at least 7 localities in this region. Description: Almandine crystals were found during expansion of the Penn Station rail yards in 1955. |
ⓘAnalcime Formula:Na(AlSi2O6) · H2O |
ⓘAncylite-(Ce) Formula:CeSr(CO3)2(OH) · H2O |
ⓘAnthophyllite Formula:◻{Mg2}{Mg5}(Si8O22)(OH)2 Description: Occurs in a host vein in serpentine that is 12 feet (3.6 meters) wide. |
ⓘ'Apatite' Formula:Ca5(PO4)3(Cl/F/OH) Localities:Fort George (192nd Street & Audubon Avenue), Washington Heights, Manhattan (New York County), New York City, New York, USA82nd Street & Central Park West, Manhattan (New York County), New York City, New York, USAFort Washington Avenue & 171st Street, Washington Heights, Manhattan (New York County), New York City, New York, USA |
ⓘ'Apophyllite Group' Formula:AB4[Si8O22]X · 8H2O |
ⓘAragonite Formula:CaCO3 Localities:Inwood Valley (Inwood), Manhattan (New York County), New York City, New York, USAHarlem Ship Canal, Manhattan (New York County), New York City, New York, USA215th Street & Broadway, Manhattan (New York County), New York City, New York, USA |
ⓘAragonite var. Flos Ferri Formula:CaCO3 Colour: White Description: Occurs as delicately crystallized crusts coating fracture surfaces in Inwood Limestone. |
ⓘ'Asbestos' |
ⓘAutunite Formula:Ca(UO2)2(PO4)2 · 10-12H2O |
ⓘAzurite Formula:Cu3(CO3)2(OH)2 |
ⓘBeryl Formula:Be3Al2(Si6O18) Localities:65th Street & Broadway, Manhattan (New York County), New York City, New York, USAFort George (192nd Street & Audubon Avenue), Washington Heights, Manhattan (New York County), New York City, New York, USA207th Street & Broadway, Manhattan (New York County), New York City, New York, USA157th Street & Broadway, Manhattan (New York County), New York City, New York, USA |
ⓘBeryl var. Heliodor Formula:Be3Al2(Si6O18) |
ⓘ'Biotite' Formula:K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 Localities:Tubby Hook occurrences, Manhattan (New York County), New York City, New York, USA63rd Street Tunnel, Manhattan (New York County), New York City, New York, USAWorld Trade Center Site, Manhattan (New York County), New York City, New York, USAManhattan schist, Manhattan Island, Manhattan (New York County), New York City, New York, USA82nd Street & Central Park West, Manhattan (New York County), New York City, New York, USA |
ⓘBournonite Formula:PbCuSbS3 |
ⓘCalcioancylite-(Ce) Formula:(Ce,Ca,Sr)CO3(OH,H2O) |
ⓘCalcite Formula:CaCO3 Localities: Reported from at least 8 localities in this region. |
ⓘ'Chabazite' |
ⓘChalcopyrite Formula:CuFeS2 Localities:170th Street & Broadway, Manhattan (New York County), New York City, New York, USAInwood Valley (Inwood), Manhattan (New York County), New York City, New York, USAHarlem Ship Canal, Manhattan (New York County), New York City, New York, USA |
ⓘChrysoberyl Formula:BeAl2O4 Localities:164th Street & Broadway, Manhattan (New York County), New York City, New York, USA88th Street, Manhattan (New York County), New York City, New York, USA93rd Street & Riverside Drive, Manhattan (New York County), New York City, New York, USAFort George (192nd Street & Audubon Avenue), Washington Heights, Manhattan (New York County), New York City, New York, USA Description: Gem quality crystals. |
ⓘChrysotile Formula:Mg3(Si2O5)(OH)4 |
ⓘClinochlore Formula:Mg5Al(AlSi3O10)(OH)8 |
ⓘColumbite-(Fe) Formula:Fe2+Nb2O6 |
ⓘ'Columbite-(Fe)-Columbite-(Mn) Series' |
ⓘCopper Formula:Cu |
ⓘCordierite Formula:(Mg,Fe)2Al3(AlSi5O18) |
ⓘCuprite Formula:Cu2O |
ⓘDiopside Formula:CaMgSi2O6 Localities: Reported from at least 6 localities in this region. |
ⓘDolomite Formula:CaMg(CO3)2 |
ⓘDravite Formula:NaMg3Al6(Si6O18)(BO3)3(OH)3(OH) |
ⓘ'Dravite-Uvite Series'Localities:Kingsbridge Road quarries, Manhattan (New York County), New York City, New York, USAManhattan Island, Manhattan (New York County), New York City, New York, USAHarlem Ship Canal, Manhattan (New York County), New York City, New York, USA Description: Both dravite and uvite have been identified in Inwood marble. Without testing, brown tourmalines are generally referred to as dravite-uvite (Betts, 2009). |
ⓘDumortierite Formula:Al(Al2O)(Al2O)2(SiO4)3(BO3) Localities:Manhattan Island, Manhattan (New York County), New York City, New York, USA171st Street & Broadway, Manhattan (New York County), New York City, New York, USAFort Washington Avenue & 171st Street, Washington Heights, Manhattan (New York County), New York City, New York, USA |
ⓘEpidote Formula:(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH) |
ⓘ'Feldspar Group'Localities:Kingsbridge Road quarries, Manhattan (New York County), New York City, New York, USA106th Street & Central Park West, Manhattan (New York County), New York City, New York, USA82nd Street & Central Park West, Manhattan (New York County), New York City, New York, USA |
ⓘFluorapatite Formula:Ca5(PO4)3F |
ⓘFluorite Formula:CaF2 |
ⓘ'Fluor-uvite-Uvite Series' |
ⓘ'Garnet Group' Formula:X3Z2(SiO4)3 Localities: Reported from at least 8 localities in this region. |
ⓘGoethite Formula:Fe3+O(OH) Description: acicular inclusions in muscovite |
ⓘGraphite Formula:C |
ⓘGrossular Formula:Ca3Al2(SiO4)3 |
ⓘ'Gummite' |
ⓘGypsum Formula:CaSO4 · 2H2O |
ⓘHarmotome Formula:Ba2(Si12Al4)O32 · 12H2O |
ⓘHematite Formula:Fe2O3 Description: inclusions in muscovite |
ⓘ'Heulandite Subgroup' Formula:(Na/Ca/K)5-6[Al8-9 Si27-28 O72] · nH2O |
ⓘ'Hornblende Root Name Group' Formula:◻Ca2(Z2+4Z3+)(AlSi7O22)(OH,F,Cl)2 |
ⓘIlmenite Formula:Fe2+TiO3 |
ⓘKaolinite ? Formula:Al2(Si2O5)(OH)4 |
ⓘKyanite Formula:Al2(SiO4)O Localities:Manhattan (New York County), New York City, New York, USAKingsbridge Road quarries, Manhattan (New York County), New York City, New York, USAWorld Trade Center Site, Manhattan (New York County), New York City, New York, USA93rd Street & Riverside Drive, Manhattan (New York County), New York City, New York, USA |
ⓘLaumontite Formula:CaAl2Si4O12 · 4H2O |
ⓘ'Limonite' |
ⓘMagnetite Formula:Fe2+Fe3+2O4 Localities:56th Street between 6th & 7th Avenues, Manhattan (New York County), New York City, New York, USA176th Street & Broadway, Manhattan (New York County), New York City, New York, USA106th Street & Central Park West, Manhattan (New York County), New York City, New York, USA |
ⓘMalachite Formula:Cu2(CO3)(OH)2 Localities:Fort George (192nd Street & Audubon Avenue), Washington Heights, Manhattan (New York County), New York City, New York, USA55th Street, Manhattan (New York County), New York City, New York, USA170th Street & Broadway, Manhattan (New York County), New York City, New York, USA |
ⓘMarcasite Formula:FeS2 Localities:Inwood Valley (Inwood), Manhattan (New York County), New York City, New York, USA207th Street & Broadway, Manhattan (New York County), New York City, New York, USAHarlem Ship Canal, Manhattan (New York County), New York City, New York, USA |
ⓘMeta-autunite Formula:Ca(UO2)2(PO4)2 · 6H2O |
ⓘ'Mica Group' Description: Manchester's "Minerals of Broadway" (1914) quotes Gilman Stanton that mica (reported as muscovite) crystals up to seven inches across were found at the location. |
ⓘMicrocline Formula:K(AlSi3O8) Localities:185th Street & Harlem Speedway (Harlem River Drive), Manhattan (New York County), New York City, New York, USAFort Washington Avenue & 171st Street, Washington Heights, Manhattan (New York County), New York City, New York, USAFort George (192nd Street & Audubon Avenue), Washington Heights, Manhattan (New York County), New York City, New York, USA164th Street & Broadway, Manhattan (New York County), New York City, New York, USA |
ⓘMolybdenite Formula:MoS2 |
ⓘMonazite-(Ce) Formula:Ce(PO4) |
ⓘ'Monazite Group' Formula:REE(PO4) Localities:Manhattan Island, Manhattan (New York County), New York City, New York, USAFort George (192nd Street & Audubon Avenue), Washington Heights, Manhattan (New York County), New York City, New York, USAFort Washington Avenue & 171st Street, Washington Heights, Manhattan (New York County), New York City, New York, USA |
ⓘMuscovite Formula:KAl2(AlSi3O10)(OH)2 |
ⓘOpal Formula:SiO2 · nH2O Description: Thin brittle colorless coating in cracks in feldspar and quartz. Fluorescent light green under SW UV. |
ⓘOpal var. Opal-AN Formula:SiO2 · nH2O Description: Thin brittle colorless coating in cracks in feldspar and quartz. Fluorescent light green under SW UV. |
ⓘOrthoclase Formula:K(AlSi3O8) Localities:Fort George (192nd Street & Audubon Avenue), Washington Heights, Manhattan (New York County), New York City, New York, USAFort Washington Avenue & 171st Street, Washington Heights, Manhattan (New York County), New York City, New York, USA |
ⓘPhlogopite Formula:KMg3(AlSi3O10)(OH)2 |
ⓘ'Pinite' |
ⓘ'Plagioclase' Formula:(Na,Ca)[(Si,Al)AlSi2]O8 |
ⓘPyrite Formula:FeS2 Localities: Reported from at least 8 localities in this region. |
ⓘPyrophyllite Formula:Al2Si4O10(OH)2 |
ⓘPyrrhotite Formula:Fe1-xS Localities:Kingsbridge Road quarries, Manhattan (New York County), New York City, New York, USAInwood Valley (Inwood), Manhattan (New York County), New York City, New York, USA218th Street & Broadway, Manhattan (New York County), New York City, New York, USAHarlem Ship Canal, Manhattan (New York County), New York City, New York, USA |
ⓘQuartz Formula:SiO2 |
ⓘQuartz var. Rock Crystal Formula:SiO2 |
ⓘQuartz var. Smoky Quartz Formula:SiO2 Localities:Washington Heights, Manhattan (New York County), New York City, New York, USA204th Street & Post Avenue, Manhattan (New York County), New York City, New York, USAInwood Valley (Inwood), Manhattan (New York County), New York City, New York, USA Description: Massive, transparent smoky quartz of gem quality. Cut stones illustrated in Manchester (1931). |
ⓘRutile Formula:TiO2 Localities:Fort George (192nd Street & Audubon Avenue), Washington Heights, Manhattan (New York County), New York City, New York, USAKingsbridge Road quarries, Manhattan (New York County), New York City, New York, USAInwood Valley (Inwood), Manhattan (New York County), New York City, New York, USA218th Street & Broadway, Manhattan (New York County), New York City, New York, USAHarlem Ship Canal, Manhattan (New York County), New York City, New York, USA |
ⓘ'Scapolite' |
ⓘSchorl Formula:NaFe2+3Al6(Si6O18)(BO3)3(OH)3(OH) Localities:Kingsbridge Road quarries, Manhattan (New York County), New York City, New York, USA162nd Street & Broadway, Manhattan (New York County), New York City, New York, USAFort Washington Avenue & 171st Street, Washington Heights, Manhattan (New York County), New York City, New York, USAGrand Central Terminal, Manhattan (New York County), New York City, New York, USA |
ⓘ'Serpentine Subgroup' Formula:D3[Si2O5](OH)4 |
ⓘ'Serpentine Subgroup var. Marmolite' Formula:D3[Si2O5](OH)4 D= Mg, Fe, Ni, Mn, Al, Zn |
ⓘSiderite Formula:FeCO3 |
ⓘSiderite var. Sphärosiderite Formula:FeCO3 |
ⓘSillimanite Formula:Al2(SiO4)O |
ⓘSpessartine Formula:Mn2+3Al2(SiO4)3 |
ⓘStaurolite Formula:Fe2+2Al9Si4O23(OH) |
ⓘ'Stilbite Subgroup' Formula:M6-7[Al8-9Si27-28O72] · nH2O Localities:Fort George (192nd Street & Audubon Avenue), Washington Heights, Manhattan (New York County), New York City, New York, USAManhattan Island, Manhattan (New York County), New York City, New York, USARoosevelt Island (Welfare Island), Manhattan (New York County), New York City, New York, USA45th Street & 2nd Avenue, Manhattan (New York County), New York City, New York, USA |
ⓘTalc Formula:Mg3Si4O10(OH)2 |
ⓘThomsonite-Ca Formula:NaCa2[Al5Si5O20] · 6H2O |
ⓘTitanite Formula:CaTi(SiO4)O Localities:Fort George (192nd Street & Audubon Avenue), Washington Heights, Manhattan (New York County), New York City, New York, USAKingsbridge Road quarries, Manhattan (New York County), New York City, New York, USAManhattan (New York County), New York City, New York, USA |
ⓘTopaz Formula:Al2(SiO4)(F,OH)2 |
ⓘTorbernite Formula:Cu(UO2)2(PO4)2 · 12H2O |
ⓘ'Tourmaline' Formula:AD3G6 (T6O18)(BO3)3X3Z Localities: Reported from at least 6 localities in this region. |
ⓘTremolite Formula:◻Ca2Mg5(Si8O22)(OH)2 Localities:Kingsbridge Road quarries, Manhattan (New York County), New York City, New York, USAWorld Trade Center Site, Manhattan (New York County), New York City, New York, USAInwood Valley (Inwood), Manhattan (New York County), New York City, New York, USAHarlem Ship Canal, Manhattan (New York County), New York City, New York, USA10th Avenue between 50th Street & 63rd Street, Manhattan (New York County), New York City, New York, USA |
ⓘUraninite Formula:UO2 |
ⓘUranophane ? Formula:Ca(UO2)2(SiO3OH)2 · 5H2O |
ⓘVivianite Formula:Fe2+Fe2+2(PO4)2 · 8H2O |
ⓘWollastonite Formula:Ca3(Si3O9) |
✪Wurtzite Formula:(Zn,Fe)S Description: Wurzite-2H |
ⓘ'Xenotime' |
ⓘXenotime-(Y) Formula:Y(PO4) Localities:185th Street & Harlem Speedway (Harlem River Drive), Manhattan (New York County), New York City, New York, USA165th Street & Broadway, Manhattan (New York County), New York City, New York, USAFort Washington Avenue & 171st Street, Washington Heights, Manhattan (New York County), New York City, New York, USAWashington Heights, Manhattan (New York County), New York City, New York, USA |
ⓘZircon Formula:Zr(SiO4) Localities:63rd Street Tunnel, Manhattan (New York County), New York City, New York, USAManhattan Island, Manhattan (New York County), New York City, New York, USA185th Street & Harlem Speedway (Harlem River Drive), Manhattan (New York County), New York City, New York, USAFort Washington Avenue & 171st Street, Washington Heights, Manhattan (New York County), New York City, New York, USAFort George (192nd Street & Audubon Avenue), Washington Heights, Manhattan (New York County), New York City, New York, USA ?(more information) |