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:
Admiralty Bay, King George Island, South Shetland Islands, Antarctic Peninsula, Western Antarctica, Antarctica


mindat Locality ID: 155763
mindat URL: http://www.mindat.org/loc-155763.html

Tectonic Settings:

Total number of sublocalities beneath "Admiralty Bay, King George Island, South Shetland Islands, Antarctic Peninsula, Western Antarctica, Antarctica": 1
Total number of bottom-level sublocalities: 1

Number of Child Localities: 1
Child Localities:
Ezcurra Inlet

Latitude: 62°11'13"S
Longitude: 58°32'43"W
Decimal Degree (lat, lon): -62.186944444444,-58.545277777778

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 C Ca Fe H K Mg Na O S Si 

Elements from minerals reported directly at this locality: Al C Ca Fe H K Mg Na O Si 

Structural Groups for minerals in this locality: 
AnalcimeCalciteClayFeldsparMordeniteNatroliteNoneNot in a structural groupPyritePyroxene
QuartzSmectite-vermiculiteSpinel

18 IMA Minerals at location:
Aerinite  (*)Albite  (*)Analcime  (*)Anorthite  (*)Calcite  (*)
Cowlesite  (*)Diopside  (*)Enstatite  (*)Ferrosaponite  (*)Laumontite  (*)
Magnetite  (*)Mogánite  (*)Mordenite  (*)Natrolite  (*)Pyrite  (*)
Quartz  (*)Saponite  (*)Scolecite  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Aerinite  (*)Not in a structural group(Ca,Na)6(Fe3+,Fe2+,Mg,Al)4(Al,Mg)6Si12O36(OH)12(CO3)·12H2O1192822
Albite  (*)FeldsparNa(AlSi3O8)119288803
Analcime  (*)AnalcimeNa(AlSi2O6)·H2O01627
Anorthite  (*)FeldsparCa(Al2Si2O8)119281036
Calcite  (*)CalciteCa(CO3)027770
Cowlesite  (*)NoneCa(Al2Si3)O10·5-6H2O1192884
Diopside  (*)PyroxeneCaMgSi2O6119284135
Enstatite  (*)PyroxeneMg2Si2O611928944
Ferrosaponite  (*)Clay Smectite-vermiculiteCa0.3(Fe2+,Mg,Fe3+)3(Si,Al)4O10(OH)2·4H2O06
Laumontite  (*)Not in a structural groupCaAl2Si4O12·4H2O01271
Magnetite  (*)SpinelFe2+Fe3+2O41192814899
Mogánite  (*)NoneSiO2·nH2O043
Mordenite  (*)Mordenite(Na2,Ca,K2)4(Al8Si40)O96·28H2O0405
Natrolite  (*)NatroliteNa2(Si3Al2)O10·2H2O01236
Pyrite  (*)PyriteFeS21192839462
Quartz  (*)QuartzSiO21192861156
Saponite  (*)Clay Smectite-vermiculite(Ca,Na)0.3(Mg,Fe)3(Si,Al)4O10(OH)2·4H2O11928301
Scolecite  (*)NatroliteCa(Si3Al2)O10·3H2O0390



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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