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:
Tonagh Island, Amundsen Bay, Tula Mts, Napier Complex, Enderby Land, Eastern Antarctica, Antarctica

Oldest recorded age at locality: 2464
Youngest recorded age at locality: 496

mindat Locality ID: 266144
mindat URL: http://www.mindat.org/loc-266144.html

Tectonic Settings:

Total number of sublocalities beneath "Tonagh Island, Amundsen Bay, Tula Mts, Napier Complex, Enderby Land, Eastern Antarctica, Antarctica": 0
Total number of bottom-level sublocalities: 0

Latitude: 67°6'"S
Longitude: 50°18'0"E
Decimal Degree (lat, lon): -67.1,50.3

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.

No IMA Minerals occur at this locality according to mindat

2 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
Bradley_2012_096246424482456±8U/Pb zircon  YesZircon  26154Napier Complex, Enderby Land, Eastern Antarctica, Antarctica[Ayatollah Island]McCauley and Bradley (2014)10.3749/canmin.52.2.183CM52_183 
Bradley_2012_047500496498±2Pb/Th monazite     266144Tonagh Island, Amundsen Bay, Tula Mts, Napier Complex, Enderby Land, Eastern Antarctica, Antarctica[Tonagh Island]McCauley and Bradley (2014)10.3749/canmin.52.2.183CM52_183 


SampleSource LocalityReference URL


All locality data graciously provided by mindat.org

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