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:
Nemegosenda Lake, Chapleau Township, Sudbury District, Ontario, Canada

Oldest recorded age at locality: 1115
Youngest recorded age at locality: 952

mindat Locality ID: 227764
mindat URL: http://www.mindat.org/loc-227764.html

Tectonic Settings:

Total number of sublocalities beneath "Nemegosenda Lake, Chapleau Township, Sudbury District, Ontario, Canada": 0
Total number of bottom-level sublocalities: 0

Latitude: 48°1'8"N
Longitude: 83°4'46"W
Decimal Degree (lat, lon): 48.018888888889,-83.079444444444
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 Ba Ca F Fe K Na O Pb S Si Ti Zn Zr 

Elements from minerals reported directly at this locality: Al Ba Ca F Fe K Na O Pb S Si Ti Zn Zr 

Structural Groups for minerals in this locality: 
BaryteFluoriteGarnetNonePyroxeneRocksaltSphaleriteSpinelTridymiteWollastonite

10 IMA Minerals at location:
Aegirine  (*)Andradite  (*)Baryte  (*)Fluorite  (*)Galena  (*)
Magnetite  (*)Nepheline  (*)Sphalerite  (*)Wollastonite  (*)Zirkelite  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Aegirine  (*)PyroxeneNaFe3+Si2O6111595201022
Andradite  (*)GarnetCa3Fe3+2(SiO4)3111595201534
Baryte  (*)BaryteBa(SO4)1115952011547
Fluorite  (*)FluoriteCaF2111595209617
Galena  (*)RocksaltPbS1115952024243
Magnetite  (*)SpinelFe2+Fe3+2O41115952014899
Nepheline  (*)TridymiteNa3K(Al4Si4O16)11159880884
Sphalerite  (*)SphaleriteZnS1115952021482
Wollastonite  (*)WollastoniteCaSiO3111595201247
Zirkelite  (*)Fluorite(Ti,Ca,Zr)O2-x1115952027


Locality Notes from all Ages at Locality:
Age IDLocality Notes
Jen_0000515carbonatite complex
Jen_0001008MAGMATIC STYLE: Lenticular masses, dykes and veins in fenites. ASSOCIATED SILICATE ROCKS: Nepheline syenite, syenitic breccia, malignite, pseudoleucite malignite, jacupirangite, ijolite, gabbro, lamprophyre and fenite.
Jen_0001009MAGMATIC STYLE: Lenticular masses, dykes and veins in fenites. ASSOCIATED SILICATE ROCKS: Nepheline syenite, syenitic breccia, malignite, pseudoleucite malignite, jacupirangite, ijolite, gabbro, lamprophyre and fenite.


5 Ages assigned to this locality:

Excel IDMax Age (Ma)Min Age (Ma)Age as listed in referenceDating MethodAge InterpretPrioritized?Sample SourceSample NumRun NumAge from other LocalityDated MineralMinerals explicitely stated as having this ageAge applies to these ElementsMinDat Locality IDDated Locality (Max Age)Location as listed in referenceReferenceReference DOIReference IDAge Notes
CJES4_651_000111159881051.5 ± 63.5K-Armineralizationnepheline   Nepheline  227764Nemegosenda Lake, Chapleau Township, Sudbury District, Ontario, CanadaNemegosenda lakeGittins (1967) CJES4_651 
Jen_000051511081102.81105.4±2.6U-Pb       227764Nemegosenda Lake, Chapleau Township, Sudbury District, Ontario, CanadaNemegosenda LakeErnst and Bell (2010)10.1007/s00710-009-0074-1MP98_55 
Jen_000100810789521015±63Rb-Sr whole rock     227764Nemegosenda Lake, Chapleau Township, Sudbury District, Ontario, CanadaNemegosenda LakeWoolley and Kjarsgaard (2008)10.4095/225115GSCOF5796 
Jen_0001009101010101010K-Ar nepheline   Nepheline  227764Nemegosenda Lake, Chapleau Township, Sudbury District, Ontario, CanadaNemegosenda LakeWoolley and Kjarsgaard (2008)10.4095/225115GSCOF5796 
ree-0022210101010min. 1010 Ma (K-Ar, neph)K-Ar nepheline   Nepheline  227764Nemegosenda Lake, Chapleau Township, Sudbury District, Ontario, CanadaNemegosenda LakeOrris and Grauch (2002) USGSOFR02_189 

SampleSource LocalityReference URL

All locality data graciously provided by mindat.org

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