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:
Escondida Norte Deposit, La Escondida Mine, Escondida, El Loa Province, Antofagasta, Chile

Oldest recorded age at locality: 1880
Youngest recorded age at locality: 34.49

mindat Locality ID: 229188
mindat URL: http://www.mindat.org/loc-229188.html

Tectonic Settings:

Total number of sublocalities beneath "Escondida Norte Deposit, La Escondida Mine, Escondida, El Loa Province, Antofagasta, Chile": 0
Total number of bottom-level sublocalities: 0

Latitude: 0°0'0"N
Longitude: 0°0'0"E
Decimal Degree (lat, lon): 0,0
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 Au C Cl Cu Fe H K Mo O P S Si Zn 

Elements from minerals reported directly at this locality: Al As Au C Cl Cu Fe H K Mo O P S Si Zn 

Structural Groups for minerals in this locality: 
AllophaneAndalusiteAtacamiteBrochantiteChalcopyriteClayCopperCorundumCovelliteDigenite
EnargiteMalachiteMicaMolybdeniteNoneNot in a structural groupPyriteSphaleriteSpinelTetrahedrite
TurquoiseWurtzite

26 IMA Minerals at location:
Antlerite  (*)Atacamite  (*)Azurite  (*)Bornite  (*)Brochantite  (*)
Chalcocite  (*)Chalcopyrite  (*)Chrysocolla  (*)Copper  (*)Covellite  (*)
Cuprite  (*)Digenite  (*)Enargite  (*)Gold  (*)Hematite  (*)
Libethenite  (*)Magnetite  (*)Malachite  (*)Molybdenite  (*)Muscovite  (*)
Pseudomalachite  (*)Pyrite  (*)Sphalerite  (*)Tennantite-(Fe)  (*)Tenorite  (*)
Turquoise  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Antlerite  (*)Not in a structural groupCu2+3(SO4)(OH)4188018800246
Atacamite  (*)AtacamiteCu2Cl(OH)3188018800544
Azurite  (*)Not in a structural groupCu3(CO3)2(OH)2188034.4905509
Bornite  (*)NoneCu5FeS41880188005516
Brochantite  (*)BrochantiteCu4(SO4)(OH)61880188001633
Chalcocite  (*)NoneCu2S1880188005707
Chalcopyrite  (*)ChalcopyriteCuFeS218801880027198
Chrysocolla  (*)Allophane(Cu2-xAlx)H2-xSi2O5(OH)4·nH2O1880188003531
Copper  (*)CopperCu1880188003846
Covellite  (*)CovelliteCuS1880188004165
Cuprite  (*)Not in a structural groupCu2O1880188002970
Digenite  (*)DigeniteCu1.8S1880188001027
Enargite  (*)Enargite WurtziteCu3AsS4188018800910
Gold  (*)CopperAu188034.49030554
Hematite  (*)CorundumFe2O318801880014640
Libethenite  (*)AndalusiteCu2(PO4)(OH)188034.490234
Magnetite  (*)SpinelFe2+Fe3+2O418801880014899
Malachite  (*)MalachiteCu2(CO3)(OH)2188034.49012537
Molybdenite  (*)MolybdeniteMoS21880188005800
Muscovite  (*)Mica ClayKAl2(Si3Al)O10(OH)2188034.49017380
Pseudomalachite  (*)NoneCu5(PO4)2(OH)4188034.490369
Pyrite  (*)PyriteFeS218801880039462
Sphalerite  (*)SphaleriteZnS18801880021482
Tennantite-(Fe)  (*)TetrahedriteCu6(Cu4Fe2)As4S13188034.4901803
Tenorite  (*)NoneCuO188034.4901101
Turquoise  (*)TurquoiseCuAl6(PO4)4(OH)8·4H2O188018800484


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
PorphCu-00097188018801880     YesAlunite, Anilite, Antlerite, Atacamite, Bornite, Brochantite, Chalcocite, Chalcopyrite, Chrysocolla, Copper, Covellite, Cuprite, Diaspore, Digenite, Djurleite, Enargite, Epidote, Galena, Goethite, Hematite, Idaite, Jarosite, Kaolinite, Magnetite, Marcasite, Molybdenite, Pyrite, Pyrophyllite, Sphalerite, Svanbergite, TurquoiseCu39272La Escondida Mine, Escondida, El Loa Province, Antofagasta, ChileEscondidaSinger et al. (2008) USGSOFR2008_1155 
PorphCu-0009838.8934.4938.72±0.17 to 34.9±0.41     Yes Cu39272La Escondida Mine, Escondida, El Loa Province, Antofagasta, ChileLa EscondidaSinger et al. (2005) USGSOFR2005_1060 

SampleSource LocalityReference URL

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