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:
Atlas Copper District (Toledo), Cebu Island, Cebu Province, Central Visayas Region, Visayas, Philippines

Oldest recorded age at locality: 108
Youngest recorded age at locality: 108

mindat Locality ID: 206183
mindat URL: http://www.mindat.org/loc-206183.html

Tectonic Settings:

Total number of sublocalities beneath "Atlas Copper District (Toledo), Cebu Island, Cebu Province, Central Visayas Region, Visayas, Philippines": 4
Total number of bottom-level sublocalities: 4

Number of Child Localities: 4
Child Localities:
Biga Mine
Carmen Mine
Lupopan Mine
Toledo Mine

Latitude: 10°22'0"N
Longitude: 123°50'0"E
Decimal Degree (lat, lon): 10.366666666667,123.83333333333

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: Ag Al Au C Ca Cu Fe H K Mg Mo Na O S Sb Si Zn 

Elements from minerals reported directly at this locality: Ag Al Au C Ca Cu Fe H K Mg Mo Na O S Sb Si Zn 

Structural Groups for minerals in this locality: 
AllophaneAmphiboleChalcopyriteClayClinozoisiteCopperCorundumCovelliteDiasporeEpidote
GypsumKaoliniteMalachiteMicaMolybdeniteNoneNot in a structural groupPyritePyrophylliteSmectite-vermiculite
SphaleriteSpinelTetrahedrite

28 IMA Minerals at location:
Actinolite  (*)Alunite  (*)Anhydrite  (*)Azurite  (*)Bornite  (*)
Chalcocite  (*)Chalcopyrite  (*)Chrysocolla  (*)Copper  (*)Covellite  (*)
Cuprite  (*)Epidote  (*)Goethite  (*)Gold  (*)Graphite  (*)
Gypsum  (*)Hematite  (*)Kaolinite  (*)Magnetite  (*)Malachite  (*)
Molybdenite  (*)Montmorillonite  (*)Muscovite  (*)Pyrite  (*)Pyrophyllite  (*)
Silver  (*)Sphalerite  (*)Tetrahedrite-(Zn)  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Actinolite  (*)Amphibole   Ca2(Mg4.5-2.5Fe2+0.5-2.5)Si8O22(OH)210810803419
Alunite  (*)NoneKAl3(SO4)2(OH)61081080966
Anhydrite  (*)Not in a structural groupCa(SO4)10810801588
Azurite  (*)Not in a structural groupCu3(CO3)2(OH)210810805509
Bornite  (*)NoneCu5FeS410810805516
Chalcocite  (*)NoneCu2S10810805707
Chalcopyrite  (*)ChalcopyriteCuFeS2108108027198
Chrysocolla  (*)Allophane(Cu2-xAlx)H2-xSi2O5(OH)4·nH2O10810803531
Copper  (*)CopperCu10810803846
Covellite  (*)CovelliteCuS10810804165
Cuprite  (*)Not in a structural groupCu2O10810802970
Epidote  (*)Epidote ClinozoisiteCa2(Al2Fe3+)[Si2O7][SiO4]O(OH)10810808173
Goethite  (*)DiasporeFeO(OH)10810807437
Gold  (*)CopperAu108108030554
Graphite  (*)NoneC10810802812
Gypsum  (*)GypsumCa(SO4)·2H2O10810806890
Hematite  (*)CorundumFe2O3108108014640
Kaolinite  (*)Clay KaoliniteAl2Si2O5(OH)410810805591
Magnetite  (*)SpinelFe2+Fe3+2O4108108014899
Malachite  (*)MalachiteCu2(CO3)(OH)2108108012537
Molybdenite  (*)MolybdeniteMoS210810805800
Montmorillonite  (*)Clay Smectite-vermiculite(Na,Ca)0.3(Al,Mg)2Si4O10(OH)2·nH2O10810801508
Muscovite  (*)Mica ClayKAl2(Si3Al)O10(OH)2108108017380
Pyrite  (*)PyriteFeS210810819668839462
Pyrophyllite  (*)Clay PyrophylliteAl2Si4O10(OH)21081080771
Silver  (*)CopperAg10810805186
Sphalerite  (*)SphaleriteZnS108108021482
Tetrahedrite-(Zn)  (*)TetrahedriteCu6(Cu4Zn2)Sb4S1310810805317



1 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-00382108108108      Actinolite, Alunite, Bornite, Chalcocite, Chalcopyrite, Chrysocolla, Copper, Covellite, Cuprite, Epidote, Gold, Graphite, Kaolinite, Magnetite, Molybdenite, Montmorillonite, Pyrite, Pyrophyllite, Silver, SphaleriteCu206183Atlas Copper District (Toledo), Cebu Island, Cebu Province, Central Visayas Region, Visayas, PhilippinesAtlasSinger et al. (2008) USGSOFR2008_1155 


SampleSource LocalityReference URL


All locality data graciously provided by mindat.org

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