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:
Marlborough Township, Montgomery Co., Pennsylvania, USA


mindat Locality ID: 240797
mindat URL: http://www.mindat.org/loc-240797.html

Tectonic Settings:

Total number of sublocalities beneath "Marlborough Township, Montgomery Co., Pennsylvania, USA": 2
Total number of bottom-level sublocalities: 1

Number of Child Localities: 1
Child Localities:
Perkiomenville

Latitude: 40°19'25"N
Longitude: 75°28'11"W
Decimal Degree (lat, lon): 40.323611111111,-75.469722222222
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 C Ca Cl Co Cu F Fe H K Mg Na O S Si Zn 

Elements from minerals reported directly at this locality: 

Structural Groups for minerals in this locality: 
AllophaneAmphiboleAragoniteArsenopyriteAxiniteCalciteChalcopyriteChloriteClayClinozoisite
CobaltiteCopperCorrensiteEpidoteFeldsparFluoriteGadoliniteGarnetLöllingiteMalachite
NatroliteNoneNot in a structural groupPrehnitePyritePyroxeneQuartzScapoliteSmectite-vermiculiteSphalerite
SpinelStilbiteVivianite

33 IMA Minerals at location:
Actinolite  (*)Albite  (*)Alloclasite  (*)Andradite  (*)Aragonite  (*)
Arsenopyrite  (*)Axinite-(Fe)  (*)Azurite  (*)Calcite  (*)Chalcopyrite  (*)
Chrysocolla  (*)Clinochlore  (*)Cobaltite  (*)Copper  (*)Corrensite  (*)
Datolite  (*)Diopside  (*)Epidote  (*)Erythrite  (*)Fluorite  (*)
Glaucodot  (*)Magnetite  (*)Malachite  (*)Marialite  (*)Montmorillonite  (*)
Natrolite  (*)Orthoclase  (*)Prehnite  (*)Pyrite  (*)Quartz  (*)
Sphalerite  (*)Stellerite  (*)Stilbite-Na  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Actinolite  (*)Amphibole   Ca2(Mg4.5-2.5Fe2+0.5-2.5)Si8O22(OH)212631483419
Albite  (*)FeldsparNa(AlSi3O8)12631488803
Alloclasite  (*)LöllingiteCoAsS126314856
Andradite  (*)GarnetCa3Fe3+2(SiO4)312631481534
Aragonite  (*)AragoniteCa(CO3)12631483250
Arsenopyrite  (*)ArsenopyriteFeAsS12631489052
Axinite-(Fe)  (*)AxiniteCa4Fe2+2Al4[B2Si8O30](OH)21263148260
Azurite  (*)Not in a structural groupCu3(CO3)2(OH)212631485509
Calcite  (*)CalciteCa(CO3)126314827770
Chalcopyrite  (*)ChalcopyriteCuFeS2126314827198
Chrysocolla  (*)Allophane(Cu2-xAlx)H2-xSi2O5(OH)4·nH2O12631483531
Clinochlore  (*)Chlorite ClayMg5Al(AlSi3O10)(OH)812631481756
Cobaltite  (*)CobaltiteCoAsS1263148966
Copper  (*)CopperCu12631483846
Corrensite  (*)Corrensite Clay(Ca,Na,K)1-x(Mg,Fe,Al)9(Si,Al)8O20(OH)10·nH2O126314849
Datolite  (*)GadoliniteCaB(SiO4)(OH)1263148498
Diopside  (*)PyroxeneCaMgSi2O612631484135
Epidote  (*)Epidote ClinozoisiteCa2(Al2Fe3+)[Si2O7][SiO4]O(OH)12631488173
Erythrite  (*)VivianiteCo3(AsO4)2·8H2O1263148814
Fluorite  (*)FluoriteCaF212631489617
Glaucodot  (*)Arsenopyrite(Co0.5Fe0.5)AsS1263148131
Magnetite  (*)SpinelFe2+Fe3+2O4126314814899
Malachite  (*)MalachiteCu2(CO3)(OH)2126314812537
Marialite  (*)ScapoliteNa4Al3Si9O24Cl1263148139
Montmorillonite  (*)Clay Smectite-vermiculite(Na,Ca)0.3(Al,Mg)2Si4O10(OH)2·nH2O12631481508
Natrolite  (*)NatroliteNa2(Si3Al2)O10·2H2O12631481236
Orthoclase  (*)FeldsparK(AlSi3O8)12631482349
Prehnite  (*)PrehniteCa2Al(Si3Al)O10(OH)212631481898
Pyrite  (*)PyriteFeS2126314839462
Quartz  (*)QuartzSiO2126314861156
Sphalerite  (*)SphaleriteZnS126314821482
Stellerite  (*)StilbiteCa4(Si28Al8)O72·28H2O1263148189
Stilbite-Na  (*)StilbiteNa9(Si27Al9)O72·28H2O126314815


No ages have been assigned to this locality yet.
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