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:
Alexandria, Grafton Co., New Hampshire, USA


mindat Locality ID: 21685
mindat URL: http://www.mindat.org/loc-21685.html

Tectonic Settings:

Total number of sublocalities beneath "Alexandria, Grafton Co., New Hampshire, USA": 17
Total number of bottom-level sublocalities: 16

Number of Child Localities: 14
Child Localities:
Akerman Quarry
Braley Hill Quarry
E.E. Smith Mine (E.E. Smith Quarries; Smith Quarry; Smith Mine; Bullock Mine; Bullock Quarry)
Itaska Mine
Marston Quarry
Monarch Quarry
Morgan Mica Prospect
Mud Mica Mine
New Haven Mica Quarry (Hutchins Hill Quarry)
Pattuck Quarry
Rich Quarry
Standard Quarry
Truman Patten Quarry
Wadhams-Tucker Quarry

Latitude: 43°36'41"N
Longitude: 71°47'34"W
Decimal Degree (lat, lon): 43.611388888889,-71.792777777778
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: Al As B Be C Ca Ce Cu F Fe H K Li Mn Na Nb O P S Si U Zr 

Elements from minerals reported directly at this locality: 

Structural Groups for minerals in this locality: 
AllaniteAluniteApatiteArrojaditeArsenopyriteArthuriteAutuniteBerylCalciteChalcopyrite
ClayColumbiteEpidoteFeldsparFluoriteGadoliniteGarnetGraftoniteLöllingiteLaueite
LazuliteMeta-autuniteMicaNickelineNoneOlivinePyriteQuartzRockbridgeiteRoscherite
SpinelStrunziteTourmalineVivianiteWarditeZircon

38 IMA Minerals at location:
Albite  (*)Allanite-(Ce)  (*)Almandine  (*)Arsenopyrite  (*)Autunite  (*)
Beryl  (*)Chalcopyrite  (*)Columbite-(Fe)  (*)Crandallite  (*)Dickinsonite-(KMnNa)  (*)
Fluorapatite  (*)Graftonite  (*)Heterosite  (*)Hydroxylherderite  (*)Laueite  (*)
Löllingite  (*)Ludlamite  (*)Magnetite  (*)Meta-autunite  (*)Microcline  (*)
Moraesite  (*)Muscovite  (*)Pyrite  (*)Pyrrhotite  (*)Quartz  (*)
Rockbridgeite  (*)Roscherite  (*)Schorl  (*)Scorzalite  (*)Siderite  (*)
Strunzite  (*)Triphylite  (*)Uraninite  (*)Uranophane-α  (*)Vivianite  (*)
Wardite  (*)Whitmoreite  (*)Zircon  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Albite  (*)FeldsparNa(AlSi3O8)8242099,242103,242104,242105,242107,242109,242112,2421138803
Allanite-(Ce)  (*)Allanite EpidoteCaCe(Al2Fe2+)[Si2O7][SiO4]O(OH)1242099706
Almandine  (*)GarnetFe2+3Al2(SiO4)315242097,242098,242099,242100,242101,242104,242105,242106,242107,242108,242109,242110,242111,242112,2421132353
Arsenopyrite  (*)ArsenopyriteFeAsS3242099,242100,2421099052
Autunite  (*)AutuniteCa(UO2)2(PO4)2·10-12H2O2242099,2421001272
Beryl  (*)BerylBe3Al2Si6O189242099,242100,242102,242104,242107,242108,242109,242112,2421134286
Chalcopyrite  (*)ChalcopyriteCuFeS2124210927198
Columbite-(Fe)  (*)ColumbiteFe2+Nb2O62242099,242109518
Crandallite  (*)AluniteCaAl3(PO4)(PO3OH)(OH)61242099310
Dickinsonite-(KMnNa)  (*)ArrojaditeK(NaMn)CaNa3AlMn13(PO4)12(OH)2124209926
Fluorapatite  (*)ApatiteCa5(PO4)3F3242099,242107,2421092740
Graftonite  (*)GraftoniteFe2+Fe2+2(PO4)21242099107
Heterosite  (*)OlivineFe3+(PO4)1242099204
Hydroxylherderite  (*)GadoliniteCaBe(PO4)(OH)1242107119
Laueite  (*)LaueiteMn2+Fe3+2(PO4)2(OH)2·8H2O124209970
Löllingite  (*)LöllingiteFeAs21242099762
Ludlamite  (*)NoneFe2+3(PO4)2·4H2O124209966
Magnetite  (*)SpinelFe2+Fe3+2O43242107,242108,24211214899
Meta-autunite  (*)Meta-autuniteCa(UO2)2(PO4)2·6H2O1242099388
Microcline  (*)FeldsparK(AlSi3O8)11242097,242098,242105,242106,242107,242108,242109,242110,242111,242112,2421134924
Moraesite  (*)NoneBe2(PO4)(OH)·4H2O124209935
Muscovite  (*)Mica ClayKAl2(Si3Al)O10(OH)217242097,242098,242099,242100,242101,242102,242103,242104,242105,242106,242107,242108,242109,242110,242111,242112,24211317380
Pyrite  (*)PyriteFeS24242100,242105,242109,24211239462
Pyrrhotite  (*)NickelineFe7S812421099056
Quartz  (*)QuartzSiO217242097,242098,242099,242100,242101,242102,242103,242104,242105,242106,242107,242108,242109,242110,242111,242112,24211361156
Rockbridgeite  (*)Rockbridgeite(Fe2+0.5Fe3+0.5)2Fe3+3(PO4)3(OH)51242099206
Roscherite  (*)RoscheriteCa2Mn2+5Be4(PO4)6(OH)4·6H2O124209922
Schorl  (*)TourmalineNaFe2+3Al6(Si6O18)(BO3)3(OH)3(OH)6242100,242102,242104,242107,242109,2421132705
Scorzalite  (*)LazuliteFe2+Al2(PO4)2(OH)2124210960
Siderite  (*)CalciteFe(CO3)12420996417
Strunzite  (*)StrunziteMn2+Fe3+2(PO4)2(OH)2·6H2O124209998
Triphylite  (*)OlivineLiFe2+(PO4)3242099,242100,242107313
Uraninite  (*)FluoriteUO22242099,2421092718
Uranophane-α  (*)NoneCa(UO2)2(SiO3OH)2·5H2O1242099890
Vivianite  (*)VivianiteFe2+3(PO4)2·8H2O3242099,242100,242109636
Wardite  (*)WarditeNaAl3(PO4)2(OH)4·2H2O124209958
Whitmoreite  (*)ArthuriteFe2+Fe3+2(PO4)2(OH)2·4H2O2242099,24210036
Zircon  (*)ZirconZr(SiO4)12420995251


No ages have been assigned to this locality yet.
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All locality data graciously provided by mindat.org

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