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Union, Knox County, Maine, USAi
Regional Level Types
UnionTown
Knox CountyCounty
MaineState
USACountry

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PhotosMapsSearch
09251170017272025447831.jpg
Hook Fold in Marble and Gabbro

Union Limestone Quarries, Union, Knox County, Maine, USA
07138350017272025456799.jpg
Grossular

Union Limestone Quarries, Union, Knox County, Maine, USA
08729250017272018016195.jpg
Graphite, etc.

Union Limestone Quarries, Union, Knox County, Maine, USA
09251170017272025447831.jpg
Hook Fold in Marble and Gabbro

Union Limestone Quarries, Union, Knox County, Maine, USA
07138350017272025456799.jpg
Grossular

Union Limestone Quarries, Union, Knox County, Maine, USA
08729250017272018016195.jpg
Graphite, etc.

Union Limestone Quarries, Union, Knox County, Maine, USA
09251170017272025447831.jpg
Hook Fold in Marble and Gabbro

Union Limestone Quarries, Union, Knox County, Maine, USA
07138350017272025456799.jpg
Grossular

Union Limestone Quarries, Union, Knox County, Maine, USA
Neighbouring regions:
Warren, Knox County, Maine, USA
Rockport, Knox County, Maine, USA
Appleton, Knox County, Maine, USA
Waldoboro, Lincoln County, Maine, USA
Washington, Knox County, Maine, USA
Hope, Knox County, Maine, USA
Type:
Town
Largest Settlements:
PlacePopulation
Union2,297 (2017)
Mindat Locality ID:
20935
Long-form identifier:
mindat:1:2:20935:8
GUID (UUID V4):
0


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Standard Detailed Gallery Strunz Chemical Elements

Mineral List

Mineral list contains entries from the region specified including sub-localities

54 valid minerals.

Rock Types Recorded

Note: data is currently VERY limited. Please bear with us while we work towards adding this information!

Rock list contains entries from the region specified including sub-localities

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Alphabetical List Tree Diagram

Detailed Mineral List:

ⓘ Actinolite
Formula: ◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
ⓘ Almandine
Formula: Fe2+3Al2(SiO4)3
ⓘ Andalusite
Formula: Al2(SiO4)O
ⓘ Andalusite var. Chiastolite
Formula: Al2(SiO4)O
ⓘ Annite
Formula: KFe2+3(AlSi3O10)(OH)2
ⓘ Anorthite
Formula: Ca(Al2Si2O8)
ⓘ Anorthite var. Labradorite
Formula: (Ca,Na)[Al(Al,Si)Si2O8]
ⓘ Augite
Formula: (CaxMgyFez)(Mgy1Fez1)Si2O6
ⓘ 'Biotite'
Formula: K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
ⓘ Bornite
Formula: Cu5FeS4
ⓘ Calcite
Formula: CaCO3
ⓘ Chalcocite
Formula: Cu2S
ⓘ Chalcopyrite
Formula: CuFeS2
ⓘ Chrysotile
Formula: Mg3(Si2O5)(OH)4
ⓘ Clinochlore
Formula: Mg5Al(AlSi3O10)(OH)8
ⓘ Cubanite
Formula: CuFe2S3
ⓘ Diopside
Formula: CaMgSi2O6
ⓘ Dolomite
Formula: CaMg(CO3)2
ⓘ Dravite
Formula: NaMg3Al6(Si6O18)(BO3)3(OH)3(OH)
ⓘ Enstatite
Formula: Mg2Si2O6
ⓘ Fluorapatite
Formula: Ca5(PO4)3F
ⓘ Forsterite
Formula: Mg2(SiO4)
ⓘ Galena
Formula: PbS
ⓘ 'Garnet Group'
Formula: X3Z2(SiO4)3
ⓘ Gersdorffite
Formula: NiAsS
ⓘ Graphite
Formula: C
ⓘ Grossular
Formula: Ca3Al2(SiO4)3
ⓘ Hematite
Formula: Fe2O3
ⓘ Hercynite
Formula: Fe2+Al2O4
ⓘ 'Hornblende Root Name Group'
Formula: ◻Ca2(Z2+4Z3+)(AlSi7O22)(OH,F,Cl)2
ⓘ Ilmenite
Formula: Fe2+TiO3
ⓘ Kaolinite
Formula: Al2(Si2O5)(OH)4
ⓘ 'Kerolite'
Formula: (Mg,Ni)3Si4O10(OH)2 · nH2O (n ~ 1)
ⓘ 'Limonite'
ⓘ Linnaeite
Formula: Co2+Co3+2S4
ⓘ Mackinawite
Formula: FeS
ⓘ Magnetite
Formula: Fe2+Fe3+2O4
ⓘ Malachite
Formula: Cu2(CO3)(OH)2
ⓘ Microcline
Formula: K(AlSi3O8)
ⓘ Molybdenite
Formula: MoS2
ⓘ Muscovite
Formula: KAl2(AlSi3O10)(OH)2
ⓘ Nickeline
Formula: NiAs
ⓘ Niggliite
Formula: PtSn
ⓘ Pentlandite
Formula: (NixFey)Σ9S8
ⓘ 'Plagioclase'
Formula: (Na,Ca)[(Si,Al)AlSi2]O8
ⓘ Pyrite
Formula: FeS2
ⓘ Pyrite var. Bravoite
Formula: (Fe,Ni)S2
ⓘ Pyrrhotite
Formula: Fe1-xS
ⓘ Quartz
Formula: SiO2
ⓘ Quartz var. Rose Quartz
Formula: SiO2
ⓘ Rammelsbergite
Formula: NiAs2
ⓘ Rutile
Formula: TiO2
ⓘ Schorl
Formula: NaFe2+3Al6(Si6O18)(BO3)3(OH)3(OH)
ⓘ Sperrylite
Formula: PtAs2
ⓘ Sphalerite
Formula: ZnS
ⓘ Spinel
Formula: MgAl2O4
ⓘ Staurolite
Formula: Fe2+2Al9Si4O23(OH)
ⓘ Titanite
Formula: CaTi(SiO4)O
ⓘ Tremolite
Formula: ◻Ca2Mg5(Si8O22)(OH)2
ⓘ Ulvöspinel
Formula: TiFe2+2O4
ⓘ Uvarovite
Formula: Ca3Cr2(SiO4)3
ⓘ Vaesite
Formula: NiS2
ⓘ Valleriite
Formula: (Fe2+,Cu)4(Mg,Al)3S4(OH,O)6
ⓘ Zircon
Formula: Zr(SiO4)

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
ⓘNiggliite1.AG.60PtSn
ⓘGraphite1.CB.05aC
Group 2 - Sulphides and Sulfosalts
ⓘChalcocite2.BA.05Cu2S
ⓘBornite2.BA.15Cu5FeS4
ⓘPentlandite2.BB.15(NixFey)Σ9S8
ⓘSphalerite2.CB.05aZnS
ⓘChalcopyrite2.CB.10aCuFeS2
ⓘCubanite2.CB.55aCuFe2S3
ⓘNickeline2.CC.05NiAs
ⓘPyrrhotite2.CC.10Fe1-xS
ⓘMackinawite2.CC.25FeS
ⓘGalena2.CD.10PbS
ⓘLinnaeite2.DA.05Co2+Co3+2S4
ⓘMolybdenite2.EA.30MoS2
ⓘPyrite
var. Bravoite		2.EB.05a(Fe,Ni)S2
ⓘ2.EB.05aFeS2
ⓘSperrylite2.EB.05aPtAs2
ⓘVaesite2.EB.05aNiS2
ⓘRammelsbergite2.EB.15aNiAs2
ⓘGersdorffite2.EB.25NiAsS
ⓘValleriite2.FD.30(Fe2+,Cu)4(Mg,Al)3S4(OH,O)6
Group 4 - Oxides and Hydroxides
ⓘHercynite4.BB.05Fe2+Al2O4
ⓘMagnetite4.BB.05Fe2+Fe3+2O4
ⓘSpinel4.BB.05MgAl2O4
ⓘUlvöspinel4.BB.05TiFe2+2O4
ⓘHematite4.CB.05Fe2O3
ⓘIlmenite4.CB.05Fe2+TiO3
ⓘQuartz4.DA.05SiO2
ⓘvar. Rose Quartz4.DA.05SiO2
ⓘRutile4.DB.05TiO2
Group 5 - Nitrates and Carbonates
ⓘCalcite5.AB.05CaCO3
ⓘDolomite5.AB.10CaMg(CO3)2
ⓘMalachite5.BA.10Cu2(CO3)(OH)2
Group 8 - Phosphates, Arsenates and Vanadates
ⓘFluorapatite8.BN.05Ca5(PO4)3F
Group 9 - Silicates
ⓘChrysotile9.00.Mg3(Si2O5)(OH)4
ⓘForsterite9.AC.05Mg2(SiO4)
ⓘAlmandine9.AD.25Fe2+3Al2(SiO4)3
ⓘGrossular9.AD.25Ca3Al2(SiO4)3
ⓘUvarovite9.AD.25Ca3Cr2(SiO4)3
ⓘZircon9.AD.30Zr(SiO4)
ⓘAndalusite9.AF.10Al2(SiO4)O
ⓘvar. Chiastolite9.AF.10Al2(SiO4)O
ⓘStaurolite9.AF.30Fe2+2Al9Si4O23(OH)
ⓘTitanite9.AG.15CaTi(SiO4)O
ⓘDravite9.CK.05NaMg3Al6(Si6O18)(BO3)3(OH)3(OH)
ⓘSchorl9.CK.05NaFe2+3Al6(Si6O18)(BO3)3(OH)3(OH)
ⓘEnstatite9.DA.05Mg2Si2O6
ⓘAugite9.DA.15(CaxMgyFez)(Mgy1Fez1)Si2O6
ⓘDiopside9.DA.15CaMgSi2O6
ⓘActinolite9.DE.10◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
ⓘTremolite9.DE.10◻Ca2Mg5(Si8O22)(OH)2
ⓘMuscovite9.EC.15KAl2(AlSi3O10)(OH)2
ⓘAnnite9.EC.20KFe2+3(AlSi3O10)(OH)2
ⓘClinochlore9.EC.55Mg5Al(AlSi3O10)(OH)8
ⓘKaolinite9.ED.05Al2(Si2O5)(OH)4
ⓘMicrocline9.FA.30K(AlSi3O8)
ⓘAnorthite9.FA.35Ca(Al2Si2O8)
ⓘvar. Labradorite9.FA.35(Ca,Na)[Al(Al,Si)Si2O8]
Unclassified
ⓘ'Biotite'-K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
ⓘ'Limonite'-
ⓘ'Kerolite'-(Mg,Ni)3Si4O10(OH)2 · nH2O (n ~ 1)
ⓘ'Hornblende Root Name Group'-◻Ca2(Z2+4Z3+)(AlSi7O22)(OH,F,Cl)2
ⓘ'Plagioclase'-(Na,Ca)[(Si,Al)AlSi2]O8
ⓘ'Garnet Group'-X3Z2(SiO4)3

List of minerals for each chemical element

HHydrogen
Hⓘ Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Hⓘ AnniteKFe32+(AlSi3O10)(OH)2
Hⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Hⓘ ChrysotileMg3(Si2O5)(OH)4
Hⓘ ClinochloreMg5Al(AlSi3O10)(OH)8
Hⓘ DraviteNaMg3Al6(Si6O18)(BO3)3(OH)3(OH)
Hⓘ KaoliniteAl2(Si2O5)(OH)4
Hⓘ MalachiteCu2(CO3)(OH)2
Hⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Hⓘ SchorlNaFe32+Al6(Si6O18)(BO3)3(OH)3(OH)
Hⓘ StauroliteFe22+Al9Si4O23(OH)
Hⓘ Tremolite◻Ca2Mg5(Si8O22)(OH)2
Hⓘ Valleriite(Fe2+,Cu)4(Mg,Al)3S4(OH,O)6
Hⓘ Kerolite(Mg,Ni)3Si4O10(OH)2 · nH2O (n ~ 1)
Hⓘ Hornblende Root Name Group◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2
BBoron
Bⓘ DraviteNaMg3Al6(Si6O18)(BO3)3(OH)3(OH)
Bⓘ SchorlNaFe32+Al6(Si6O18)(BO3)3(OH)3(OH)
CCarbon
Cⓘ CalciteCaCO3
Cⓘ DolomiteCaMg(CO3)2
Cⓘ GraphiteC
Cⓘ MalachiteCu2(CO3)(OH)2
OOxygen
Oⓘ Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Oⓘ AndalusiteAl2(SiO4)O
Oⓘ AnniteKFe32+(AlSi3O10)(OH)2
Oⓘ AnorthiteCa(Al2Si2O8)
Oⓘ Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Oⓘ AlmandineFe32+Al2(SiO4)3
Oⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Oⓘ CalciteCaCO3
Oⓘ ChrysotileMg3(Si2O5)(OH)4
Oⓘ Andalusite var. ChiastoliteAl2(SiO4)O
Oⓘ ClinochloreMg5Al(AlSi3O10)(OH)8
Oⓘ DiopsideCaMgSi2O6
Oⓘ DolomiteCaMg(CO3)2
Oⓘ DraviteNaMg3Al6(Si6O18)(BO3)3(OH)3(OH)
Oⓘ EnstatiteMg2Si2O6
Oⓘ FluorapatiteCa5(PO4)3F
Oⓘ ForsteriteMg2(SiO4)
Oⓘ GrossularCa3Al2(SiO4)3
Oⓘ HematiteFe2O3
Oⓘ HercyniteFe2+Al2O4
Oⓘ IlmeniteFe2+TiO3
Oⓘ KaoliniteAl2(Si2O5)(OH)4
Oⓘ Anorthite var. Labradorite(Ca,Na)[Al(Al,Si)Si2O8]
Oⓘ MagnetiteFe2+Fe23+O4
Oⓘ MalachiteCu2(CO3)(OH)2
Oⓘ MicroclineK(AlSi3O8)
Oⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Oⓘ QuartzSiO2
Oⓘ Quartz var. Rose QuartzSiO2
Oⓘ RutileTiO2
Oⓘ SchorlNaFe32+Al6(Si6O18)(BO3)3(OH)3(OH)
Oⓘ SpinelMgAl2O4
Oⓘ StauroliteFe22+Al9Si4O23(OH)
Oⓘ TitaniteCaTi(SiO4)O
Oⓘ Tremolite◻Ca2Mg5(Si8O22)(OH)2
Oⓘ UlvöspinelTiFe22+O4
Oⓘ UvaroviteCa3Cr2(SiO4)3
Oⓘ Valleriite(Fe2+,Cu)4(Mg,Al)3S4(OH,O)6
Oⓘ ZirconZr(SiO4)
Oⓘ Kerolite(Mg,Ni)3Si4O10(OH)2 · nH2O (n ~ 1)
Oⓘ Hornblende Root Name Group◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2
Oⓘ Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
Oⓘ Garnet GroupX3Z2(SiO4)3
FFluorine
Fⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Fⓘ FluorapatiteCa5(PO4)3F
Fⓘ Hornblende Root Name Group◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2
NaSodium
Naⓘ DraviteNaMg3Al6(Si6O18)(BO3)3(OH)3(OH)
Naⓘ Anorthite var. Labradorite(Ca,Na)[Al(Al,Si)Si2O8]
Naⓘ SchorlNaFe32+Al6(Si6O18)(BO3)3(OH)3(OH)
Naⓘ Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
MgMagnesium
Mgⓘ Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Mgⓘ Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Mgⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Mgⓘ ChrysotileMg3(Si2O5)(OH)4
Mgⓘ ClinochloreMg5Al(AlSi3O10)(OH)8
Mgⓘ DiopsideCaMgSi2O6
Mgⓘ DolomiteCaMg(CO3)2
Mgⓘ DraviteNaMg3Al6(Si6O18)(BO3)3(OH)3(OH)
Mgⓘ EnstatiteMg2Si2O6
Mgⓘ ForsteriteMg2(SiO4)
Mgⓘ SpinelMgAl2O4
Mgⓘ Tremolite◻Ca2Mg5(Si8O22)(OH)2
Mgⓘ Valleriite(Fe2+,Cu)4(Mg,Al)3S4(OH,O)6
Mgⓘ Kerolite(Mg,Ni)3Si4O10(OH)2 · nH2O (n ~ 1)
AlAluminium
Alⓘ AndalusiteAl2(SiO4)O
Alⓘ AnniteKFe32+(AlSi3O10)(OH)2
Alⓘ AnorthiteCa(Al2Si2O8)
Alⓘ AlmandineFe32+Al2(SiO4)3
Alⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Alⓘ Andalusite var. ChiastoliteAl2(SiO4)O
Alⓘ ClinochloreMg5Al(AlSi3O10)(OH)8
Alⓘ DraviteNaMg3Al6(Si6O18)(BO3)3(OH)3(OH)
Alⓘ GrossularCa3Al2(SiO4)3
Alⓘ HercyniteFe2+Al2O4
Alⓘ KaoliniteAl2(Si2O5)(OH)4
Alⓘ Anorthite var. Labradorite(Ca,Na)[Al(Al,Si)Si2O8]
Alⓘ MicroclineK(AlSi3O8)
Alⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Alⓘ SchorlNaFe32+Al6(Si6O18)(BO3)3(OH)3(OH)
Alⓘ SpinelMgAl2O4
Alⓘ StauroliteFe22+Al9Si4O23(OH)
Alⓘ Valleriite(Fe2+,Cu)4(Mg,Al)3S4(OH,O)6
Alⓘ Hornblende Root Name Group◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2
Alⓘ Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
SiSilicon
Siⓘ Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Siⓘ AndalusiteAl2(SiO4)O
Siⓘ AnniteKFe32+(AlSi3O10)(OH)2
Siⓘ AnorthiteCa(Al2Si2O8)
Siⓘ Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Siⓘ AlmandineFe32+Al2(SiO4)3
Siⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Siⓘ ChrysotileMg3(Si2O5)(OH)4
Siⓘ Andalusite var. ChiastoliteAl2(SiO4)O
Siⓘ ClinochloreMg5Al(AlSi3O10)(OH)8
Siⓘ DiopsideCaMgSi2O6
Siⓘ DraviteNaMg3Al6(Si6O18)(BO3)3(OH)3(OH)
Siⓘ EnstatiteMg2Si2O6
Siⓘ ForsteriteMg2(SiO4)
Siⓘ GrossularCa3Al2(SiO4)3
Siⓘ KaoliniteAl2(Si2O5)(OH)4
Siⓘ Anorthite var. Labradorite(Ca,Na)[Al(Al,Si)Si2O8]
Siⓘ MicroclineK(AlSi3O8)
Siⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Siⓘ QuartzSiO2
Siⓘ Quartz var. Rose QuartzSiO2
Siⓘ SchorlNaFe32+Al6(Si6O18)(BO3)3(OH)3(OH)
Siⓘ StauroliteFe22+Al9Si4O23(OH)
Siⓘ TitaniteCaTi(SiO4)O
Siⓘ Tremolite◻Ca2Mg5(Si8O22)(OH)2
Siⓘ UvaroviteCa3Cr2(SiO4)3
Siⓘ ZirconZr(SiO4)
Siⓘ Kerolite(Mg,Ni)3Si4O10(OH)2 · nH2O (n ~ 1)
Siⓘ Hornblende Root Name Group◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2
Siⓘ Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
Siⓘ Garnet GroupX3Z2(SiO4)3
PPhosphorus
Pⓘ FluorapatiteCa5(PO4)3F
SSulfur
Sⓘ BorniteCu5FeS4
Sⓘ Pyrite var. Bravoite(Fe,Ni)S2
Sⓘ ChalcopyriteCuFeS2
Sⓘ ChalcociteCu2S
Sⓘ CubaniteCuFe2S3
Sⓘ GalenaPbS
Sⓘ GersdorffiteNiAsS
Sⓘ LinnaeiteCo2+Co23+S4
Sⓘ MackinawiteFeS
Sⓘ MolybdeniteMoS2
Sⓘ Pentlandite(NixFey)Σ9S8
Sⓘ PyriteFeS2
Sⓘ PyrrhotiteFe1-xS
Sⓘ SphaleriteZnS
Sⓘ VaesiteNiS2
Sⓘ Valleriite(Fe2+,Cu)4(Mg,Al)3S4(OH,O)6
ClChlorine
Clⓘ Hornblende Root Name Group◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2
KPotassium
Kⓘ AnniteKFe32+(AlSi3O10)(OH)2
Kⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Kⓘ MicroclineK(AlSi3O8)
Kⓘ MuscoviteKAl2(AlSi3O10)(OH)2
CaCalcium
Caⓘ Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Caⓘ AnorthiteCa(Al2Si2O8)
Caⓘ Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Caⓘ CalciteCaCO3
Caⓘ DiopsideCaMgSi2O6
Caⓘ DolomiteCaMg(CO3)2
Caⓘ FluorapatiteCa5(PO4)3F
Caⓘ GrossularCa3Al2(SiO4)3
Caⓘ Anorthite var. Labradorite(Ca,Na)[Al(Al,Si)Si2O8]
Caⓘ TitaniteCaTi(SiO4)O
Caⓘ Tremolite◻Ca2Mg5(Si8O22)(OH)2
Caⓘ UvaroviteCa3Cr2(SiO4)3
Caⓘ Hornblende Root Name Group◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2
Caⓘ Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
TiTitanium
Tiⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Tiⓘ IlmeniteFe2+TiO3
Tiⓘ RutileTiO2
Tiⓘ TitaniteCaTi(SiO4)O
Tiⓘ UlvöspinelTiFe22+O4
CrChromium
Crⓘ UvaroviteCa3Cr2(SiO4)3
FeIron
Feⓘ Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Feⓘ AnniteKFe32+(AlSi3O10)(OH)2
Feⓘ Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Feⓘ AlmandineFe32+Al2(SiO4)3
Feⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Feⓘ BorniteCu5FeS4
Feⓘ Pyrite var. Bravoite(Fe,Ni)S2
Feⓘ ChalcopyriteCuFeS2
Feⓘ CubaniteCuFe2S3
Feⓘ HematiteFe2O3
Feⓘ HercyniteFe2+Al2O4
Feⓘ IlmeniteFe2+TiO3
Feⓘ MackinawiteFeS
Feⓘ MagnetiteFe2+Fe23+O4
Feⓘ Pentlandite(NixFey)Σ9S8
Feⓘ PyriteFeS2
Feⓘ PyrrhotiteFe1-xS
Feⓘ SchorlNaFe32+Al6(Si6O18)(BO3)3(OH)3(OH)
Feⓘ StauroliteFe22+Al9Si4O23(OH)
Feⓘ UlvöspinelTiFe22+O4
Feⓘ Valleriite(Fe2+,Cu)4(Mg,Al)3S4(OH,O)6
CoCobalt
Coⓘ LinnaeiteCo2+Co23+S4
NiNickel
Niⓘ Pyrite var. Bravoite(Fe,Ni)S2
Niⓘ GersdorffiteNiAsS
Niⓘ NickelineNiAs
Niⓘ Pentlandite(NixFey)Σ9S8
Niⓘ RammelsbergiteNiAs2
Niⓘ VaesiteNiS2
Niⓘ Kerolite(Mg,Ni)3Si4O10(OH)2 · nH2O (n ~ 1)
CuCopper
Cuⓘ BorniteCu5FeS4
Cuⓘ ChalcopyriteCuFeS2
Cuⓘ ChalcociteCu2S
Cuⓘ CubaniteCuFe2S3
Cuⓘ MalachiteCu2(CO3)(OH)2
Cuⓘ Valleriite(Fe2+,Cu)4(Mg,Al)3S4(OH,O)6
ZnZinc
Znⓘ SphaleriteZnS
AsArsenic
Asⓘ GersdorffiteNiAsS
Asⓘ NickelineNiAs
Asⓘ RammelsbergiteNiAs2
Asⓘ SperrylitePtAs2
ZrZirconium
Zrⓘ ZirconZr(SiO4)
MoMolybdenum
Moⓘ MolybdeniteMoS2
SnTin
Snⓘ NiggliitePtSn
PtPlatinum
Ptⓘ NiggliitePtSn
Ptⓘ SperrylitePtAs2
PbLead
Pbⓘ GalenaPbS

Fossils

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Other Databases

Wikipedia:https://en.wikipedia.org/wiki/Union,_Maine
Wikidata ID:Q3293290
GeoNames ID:4832484

Localities in this Region

USA

Other Regions, Features and Areas that Intersect

North AmericaContinent
North America PlateTectonic Plate

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