Mineral Evolution Database
Created and maintained by the Mineral Evolution Project in partnership with RRUFF and mindat.
Mineral locality data provided by mindat.org



The Mineral Evolution database is currently under development.

The goal of this page is to present localities at which the mineral is found, and estimates of the oldest possible geologic age of the minerals at these localities.


Locality Name:
Monroe, Fairfield Co., Connecticut, USA


mindat Locality ID: 3709
mindat URL: http://www.mindat.org/loc-3709.html

Tectonic Settings:

Total number of sublocalities beneath "Monroe, Fairfield Co., Connecticut, USA": 7
Total number of bottom-level sublocalities: 7

Number of Child Localities: 7
Child Localities:
Booth's Mine (Booth's Bismuth Mine; Booth-Hurd's Bismuth Mine)
Cambridge Street Business Park (Pepper Street Business Park)
East Village Pegmatite
Garder Road Quarry
Lane's Copper Mine (Fan Hill Road)
Lane's Mine (Lane's Lead And Silver Mine; Elm Street)
New England Materials Quarry

Latitude: 41°20'49"N
Longitude: 73°13'12"W
Decimal Degree (lat, lon): 41.346944444444,-73.22

AThis mineral is Anthropogenic.
GThis mineral is directly dated.
BThis mineral is reported as having this age.
YThis mineral is using an age reported as an element mineralization period.
OThis mineral is using an age calculated from all data at the locality.
RThe age displayed for this mineral originates from a different, non-child locality.
PThe age displayed for this mineral is the range of ages for this mineral at all of this locality's children.
This mineral's age has not yet been recorded.

This Mineral list contains entries from this locality, including sub-localities. Minerals in bold are reported by mindat.org as occurring directly at this locality, and do not occur at any children (sublocalities) of this locality.

Elements at this locality, including sub-localities: Ag Al As Be Bi C Ca Cu F Fe H K Mg Na Ni O P Pb S Si U W Zn 

Elements from minerals reported directly at this locality: Ag Al As Ca F Fe H Ni O S Si 

Structural Groups for minerals in this locality: 
AcanthiteAmphiboleApatiteArsenicArsenopyriteBerylCalciteChalcopyriteChloriteClay
ClinozoisiteEpidoteFeldsparFluoriteGarnetMalachiteMarcasiteMicaNickelineNone
PyriteQuartzRocksaltScheeliteSphaleriteStibniteSulphurTopaz

33 IMA Minerals at location:
Acanthite  (*)Actinolite  (*)Albite  (*)Almandine  (*)Annite  (*)
Arsenopyrite  (*)Beryl  (*)Bismite  (*)Bismuth  (*)Bismuthinite  (*)
Calcite  (*)Chalcopyrite  (*)Clinochlore  (*)Epidote  (*)Fluorapatite  (*)
Fluorite  (*)Galena  (*)Graphite  (*)Malachite  (*)Marcasite  (*)
Microcline  (*)Muscovite  (*)Nickeline  (*)Pyrite  (*)Pyrrhotite  (*)
Quartz  (*)Scheelite  (*)Scorodite  (*)Sphalerite  (*)Sulphur  (*)
Topaz  (*)Uranophane-α  (*)Zoisite  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Acanthite  (*)AcanthiteAg2S02793
Actinolite  (*)Amphibole   Ca2(Mg4.5-2.5Fe2+0.5-2.5)Si8O22(OH)22198744,1987453419
Albite  (*)FeldsparNa(AlSi3O8)2198741,1987458803
Almandine  (*)GarnetFe2+3Al2(SiO4)302353
Annite  (*)Mica ClayKFe2+3(AlSi3O10)(OH)21198741356
Arsenopyrite  (*)ArsenopyriteFeAsS3198743,198744,1987459052
Beryl  (*)BerylBe3Al2Si6O1811987414286
Bismite  (*)NoneBi2O31198739214
Bismuth  (*)ArsenicBi2198739,1987441966
Bismuthinite  (*)StibniteBi2S311987391935
Calcite  (*)CalciteCa(CO3)2198743,19874527770
Chalcopyrite  (*)ChalcopyriteCuFeS2119874127198
Clinochlore  (*)Chlorite ClayMg5Al(AlSi3O10)(OH)811987451756
Epidote  (*)Epidote ClinozoisiteCa2(Al2Fe3+)[Si2O7][SiO4]O(OH)11987458173
Fluorapatite  (*)ApatiteCa5(PO4)3F11987412740
Fluorite  (*)FluoriteCaF211987459617
Galena  (*)RocksaltPbS2198743,19874424243
Graphite  (*)NoneC11987392812
Malachite  (*)MalachiteCu2(CO3)(OH)2119874512537
Marcasite  (*)MarcasiteFeS211987445674
Microcline  (*)FeldsparK(AlSi3O8)3198741,198743,1987454924
Muscovite  (*)Mica ClayKAl2(Si3Al)O10(OH)22198741,19874517380
Nickeline  (*)NickelineNiAs0633
Pyrite  (*)PyriteFeS22198743,19874439462
Pyrrhotite  (*)NickelineFe7S82198739,1987449056
Quartz  (*)QuartzSiO24198741,198743,198744,19874561156
Scheelite  (*)ScheeliteCa(WO4)11987394894
Scorodite  (*)NoneFe3+(AsO4)·2H2O11987391153
Sphalerite  (*)SphaleriteZnS2198739,19874421482
Sulphur  (*)SulphurS11987442045
Topaz  (*)TopazAl2SiO4F201476
Uranophane-α  (*)NoneCa(UO2)2(SiO3OH)2·5H2O1198741890
Zoisite  (*)EpidoteCa2Al3[Si2O7][SiO4]O(OH)01025



No ages have been assigned to this locality yet.

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