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:
Cerro Mejillones, Mejillones Peninsula, Mejillones, Antofagasta Province, Antofagasta, Chile


mindat Locality ID: 230483
mindat URL: http://www.mindat.org/loc-230483.html

Tectonic Settings:

Total number of sublocalities beneath "Cerro Mejillones, Mejillones Peninsula, Mejillones, Antofagasta Province, Antofagasta, Chile": 0
Total number of bottom-level sublocalities: 0

Latitude: 23°5'44"S
Longitude: 70°30'53"W
Decimal Degree (lat, lon): -23.095555555556,-70.514722222222
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 B C Ca Fe H K Mg Na O P S Si Ti 

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

Structural Groups for minerals in this locality: 
AmorphousCeriteGarnetGypsumHeulanditeLeucophosphiteNoneNot in a structural groupSpinelTaranakite
TitaniteVivianite

18 IMA Minerals at location:
Almandine  (*)Ardealite  (*)Bakhchisaraitsevite  (*)Bobierrite  (*)Clinoptilolite-K  (*)
Clinoptilolite-Na  (*)Girvasite  (*)Gypsum  (*)Hedegaardite  (*)Lüneburgite  (*)
Magnetite  (*)Mejillonesite  (*)Monetite  (*)Opal  (*)Taranakite  (*)
Tinsleyite  (*)Titanite  (*)Variscite  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Almandine  (*)GarnetFe2+3Al2(SiO4)302353
Ardealite  (*)GypsumCa2(PO3OH)(SO4)·4H2O030
Bakhchisaraitsevite  (*)NoneNa2Mg5(PO4)4·7H2O04
Bobierrite  (*)VivianiteMg3(PO4)2·8H2O017
Clinoptilolite-K  (*)HeulanditeK6(Si30Al6)O72·20H2O013
Clinoptilolite-Na  (*)HeulanditeNa6(Si30Al6)O72·20H2O024
Girvasite  (*)NoneNaCa2Mg3(PO4)3(CO3)(H2O)603
Gypsum  (*)GypsumCa(SO4)·2H2O06890
Hedegaardite  (*)Cerite(Ca,Na)9(Ca,Na)Mg(PO4)6(PO3OH)02
Lüneburgite  (*)NoneMg3[B2(OH)6(PO4)2]·6H2O014
Magnetite  (*)SpinelFe2+Fe3+2O4014899
Mejillonesite  (*)Not in a structural groupNaMg2(PO3OH)(PO4)(OH)·H5O202
Monetite  (*)NoneCa(PO3OH)021
Opal  (*)AmorphousSiO2·nH2O02994
Taranakite  (*)TaranakiteK3Al5(PO3OH)6(PO4)2·18H2O057
Tinsleyite  (*)LeucophosphiteKAl2(PO4)2(OH)·2H2O09
Titanite  (*)TitaniteCaTi(SiO4)O04899
Variscite  (*)NoneAl(PO4)·2H2O0301


No ages have been assigned to this locality yet.
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